Do these ratios form a proportion?
10 teachers for every 95 students
2 teachers for every 19 students
Yes, these ratios form a proportion.
10 teachers : 95 students can be written as 10/95
2 teachers : 19 students can be written as 2/19
By simplifying both fractions, we get:
10/95 = 2/19
This means that the two ratios are equal, forming a proportion.