38/74 as a percentage is 51.35%. This value tells you that the fraction is just over half when you look at it on a scale of 100.
The fraction 38/74 can be reduced to 19/37, which is still the same proportion. Whether you write it as a fraction or a percentage, the relationship between the two numbers stays unchanged.
In everyday use, you might see this percentage when comparing scores, calculating discounts, or measuring parts of a whole. Knowing that 38/74 equals about 51.35% helps you quickly understand how large or small the part is compared to the entire set.