Finding the Third Proportional to 31,960 and 48,387
Calculator
Solution
The third proportional to 31,960 and 48,387 is: 73,257.25
Step by Step Solution
- Step 1: Write the proportion equation
31,960 : 48,387 = 48,387 : x - Step 2: Convert to fraction form
31,960/48,387 = 48,387/x - Step 3: Cross multiply
31,960x = 48,387 × 48,387 - Step 4: Simplify right side
31,960x = 2,341,301,769 - Step 5: Solve for x
x = 2,341,301,769/31,960 - Step 6: Final answer
x = 73,257.25
Related Problems
Find third proportional to 15,980 and 24,193.50
Half scale
Find third proportional to 63,920 and 96,774
Double scale
Find third proportional to 31,962 and 48,390
Similar ratio
Find third proportional to 47,940 and 72,580.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.