Finding the Third Proportional to 33,840 and 52,920
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Solution
The third proportional to 33,840 and 52,920 is: 82,757.87
Step by Step Solution
- Step 1: Write the proportion equation
33,840 : 52,920 = 52,920 : x - Step 2: Convert to fraction form
33,840/52,920 = 52,920/x - Step 3: Cross multiply
33,840x = 52,920 × 52,920 - Step 4: Simplify right side
33,840x = 2,800,526,400 - Step 5: Solve for x
x = 2,800,526,400/33,840 - Step 6: Final answer
x = 82,757.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.