Finding the Third Proportional to 20,904 and 32,381.50
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Solution
The third proportional to 20,904 and 32,381.50 is: 50,160.81
Step by Step Solution
- Step 1: Write the proportion equation
20,904 : 32,381.50 = 32,381.50 : x - Step 2: Convert to fraction form
20,904/32,381.50 = 32,381.50/x - Step 3: Cross multiply
20,904x = 32,381.50 × 32,381.50 - Step 4: Simplify right side
20,904x = 1,048,561,542.25 - Step 5: Solve for x
x = 1,048,561,542.25/20,904 - Step 6: Final answer
x = 50,160.81
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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.