Ratio of 4 to 20 (4:20)

Ratio of 4 to 20

A ratio of 4 to 20 can be written as 4 to 20, 4:20, or 4/20. Furthermore, 4 and 20 can be the quantity or measurement of anything, such as students, fruit, weights, heights, speed and so on.

A ratio of 4 to 20 simply means that for every 4 of something, there are 20 of something else, with a total of 24.

In the box below, you can enter a number in either box and we will calculate the other number to keep the ratio of 4 to 20. In other words, we will calculate the corresponding equivalent ratio of 4:20 for you.

To calculate the left side of the ratio, our calculator multiplies the right side by 4 and then divides the product by 20. To calculate the right side of the ratio, our calculator multiplies the left side by 20 and then divides the product by 4. Answers are rounded to two decimals if necessary.

Below is a list of equivalent ratios of 4:20 that we created using our 4:20 ratio calculator above.

1:5

2:10

3:15

4:20

5:25

6:30

7:35

8:40

9:45

10:50

11:55

12:60

We have also created a pie chart for you to put 4:20 ratio in perspective. To do so, we divided a pie into 24 pieces and then colored 4 pieces green and 20 pieces blue. The pie will look exactly the same using any equivalent ratio of 4:20.

4 to 20 pie ratio

The green part of the pie covers 16.67% and the blue part covers 83.33%. To calculate the percentages, we divided each side of the ratio by its total and then multiplied by 100, like this:

(4 / 24)×100 ≈ 16.67
(20 / 24)×100 ≈ 83.33

In fractional terms, 4/20 of the pie above is colored in green. This means that the ratio of 4 to 20 or 4:20 can also be expressed as a fraction, where the 4 to the left of the colon is the numerator and the 20 to the right of the colon is the denominator:

4:20 = 4/20

Ratio is often used when defining rectangles in width:height format. Width and height can be feet, inches, centimeters, or any other kind of length. With a ratio of 4 to 20, the width is 4 and the height is 20. Below is a picture of what a rectangle with a ratio of 4:20 looks like.

4 to 20 pie rectangle

Since the simplest form of the fraction 4/20 is 1/5, the simplest form of the ratio 4:20 is also 1:5.

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Ratio of 4 to 21
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