Finding the Third Proportional to 25,140 and 38,938.50
Calculator
Solution
The third proportional to 25,140 and 38,938.50 is: 60,310.53
Step by Step Solution
- Step 1: Write the proportion equation
25,140 : 38,938.50 = 38,938.50 : x - Step 2: Convert to fraction form
25,140/38,938.50 = 38,938.50/x - Step 3: Cross multiply
25,140x = 38,938.50 × 38,938.50 - Step 4: Simplify right side
25,140x = 1,516,206,782.25 - Step 5: Solve for x
x = 1,516,206,782.25/25,140 - Step 6: Final answer
x = 60,310.53
Related Problems
Find third proportional to 12,570 and 19,469.25
Half scale
Find third proportional to 50,280 and 77,877
Double scale
Find third proportional to 25,142 and 38,942
Similar ratio
Find third proportional to 37,710 and 58,407.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.