
A ratio of 20 to 47 can be written as 20 to 47, 20:47, or 20/47. Furthermore, 20 and 47 can be the quantity or measurement of anything, such as students, fruit, weights, heights, speed and so on.
A ratio of 20 to 47 simply means that for every 20 of something, there are 47 of something else, with a total of 67.
In the box below, you can enter a number in either box and we will calculate the other number to keep the ratio of 20 to 47. In other words, we will calculate the corresponding equivalent ratio of 20:47 for you.
To calculate the left side of the ratio, our calculator multiplies the right side by 20 and then divides the product by 47. To calculate the right side of the ratio, our calculator multiplies the left side by 47 and then divides the product by 20. Answers are rounded to two decimals if necessary.
Below is a list of equivalent ratios of 20:47 that we created using our 20:47 ratio calculator above.
20:47
40:94
60:141
80:188
100:235
120:282
140:329
160:376
180:423
200:470
220:517
240:564
We have also created a pie chart for you to put 20:47 ratio in perspective. To do so, we divided a pie into 67 pieces and then colored 20 pieces green and 47 pieces blue. The pie will look exactly the same using any equivalent ratio of 20:47.

The green part of the pie covers 29.85% and the blue part covers 70.15%. To calculate the percentages, we divided each side of the ratio by its total and then multiplied by 100, like this:
(20 / 67)×100 ≈ 29.85
(47 / 67)×100 ≈ 70.15
In fractional terms, 20/47 of the pie above is colored in green. This means that the ratio of 20 to 47 or 20:47 can also be expressed as a fraction, where the 20 to the left of the colon is the numerator and the 47 to the right of the colon is the denominator:
20:47 = 20/47
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 20 to 47, the width is 20 and the height is 47. Below is a picture of what a rectangle with a ratio of 20:47 looks like.

Since the simplest form of the fraction 20/47 is 20/47, the simplest form of the ratio 20:47 is also 20:47.
Ratio Calculator
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Ratio of 20 to 48
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