Finding the Third Proportional to 19,400 and 29,100
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Solution
The third proportional to 19,400 and 29,100 is: 43,650
Step by Step Solution
- Step 1: Write the proportion equation
19,400 : 29,100 = 29,100 : x - Step 2: Convert to fraction form
19,400/29,100 = 29,100/x - Step 3: Cross multiply
19,400x = 29,100 × 29,100 - Step 4: Simplify right side
19,400x = 846,810,000 - Step 5: Solve for x
x = 846,810,000/19,400 - Step 6: Final answer
x = 43,650
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.