What proportion is 13 out of 42?

What proportion is 13 out of 42? In other words, what proportion is 13 out of 42 as a percentage? More specifically, if 13 is the part, and 42 is the whole, what will the part be if the whole is 100?

Below is a more straightforward illustration showing you what we mean when we say we want find the proportion of 13 out of 42 as a percentage:

13 out of 42 = P out of 100

The above problem can be made into an equation and can be solved like this:

P/100 = 13/42
P = 1300/42
P ≈ 30.9524

Now we know that the proportion of 13 out of 42 is the same as 30.9524 out of 100, which means that we have our answer:

What proportion is 13 out of 42? ≈ 30.9524%

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