Finding the Third Proportional to 18,280 and 40,051
Calculator
Solution
The third proportional to 18,280 and 40,051 is: 87,750.69
Step by Step Solution
- Step 1: Write the proportion equation
18,280 : 40,051 = 40,051 : x - Step 2: Convert to fraction form
18,280/40,051 = 40,051/x - Step 3: Cross multiply
18,280x = 40,051 × 40,051 - Step 4: Simplify right side
18,280x = 1,604,082,601 - Step 5: Solve for x
x = 1,604,082,601/18,280 - Step 6: Final answer
x = 87,750.69
Related Problems
Find third proportional to 9,140 and 20,025.50
Half scale
Find third proportional to 36,560 and 80,102
Double scale
Find third proportional to 18,282 and 40,055
Similar ratio
Find third proportional to 27,420 and 60,076.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.