
A ratio of 42 to 17 can be written as 42 to 17, 42:17, or 42/17. Furthermore, 42 and 17 can be the quantity or measurement of anything, such as students, fruit, weights, heights, speed and so on.
A ratio of 42 to 17 simply means that for every 42 of something, there are 17 of something else, with a total of 59.
In the box below, you can enter a number in either box and we will calculate the other number to keep the ratio of 42 to 17. In other words, we will calculate the corresponding equivalent ratio of 42:17 for you.
To calculate the left side of the ratio, our calculator multiplies the right side by 42 and then divides the product by 17. To calculate the right side of the ratio, our calculator multiplies the left side by 17 and then divides the product by 42. Answers are rounded to two decimals if necessary.
Below is a list of equivalent ratios of 42:17 that we created using our 42:17 ratio calculator above.
42:17
84:34
126:51
168:68
210:85
252:102
294:119
336:136
378:153
420:170
462:187
504:204
We have also created a pie chart for you to put 42:17 ratio in perspective. To do so, we divided a pie into 59 pieces and then colored 42 pieces green and 17 pieces blue. The pie will look exactly the same using any equivalent ratio of 42:17.

The green part of the pie covers 71.19% and the blue part covers 28.81%. To calculate the percentages, we divided each side of the ratio by its total and then multiplied by 100, like this:
(42 / 59)×100 ≈ 71.19
(17 / 59)×100 ≈ 28.81
In fractional terms, 42/17 of the pie above is colored in green. This means that the ratio of 42 to 17 or 42:17 can also be expressed as a fraction, where the 42 to the left of the colon is the numerator and the 17 to the right of the colon is the denominator:
42:17 = 42/17
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 42 to 17, the width is 42 and the height is 17. Below is a picture of what a rectangle with a ratio of 42:17 looks like.

Since the simplest form of the fraction 42/17 is 42/17, the simplest form of the ratio 42:17 is also 42:17.
Ratio Calculator
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Ratio of 42 to 18
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