Finding the Third Proportional to 20,749 and 32,990
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Solution
The third proportional to 20,749 and 32,990 is: 52,452.65
Step by Step Solution
- Step 1: Write the proportion equation
20,749 : 32,990 = 32,990 : x - Step 2: Convert to fraction form
20,749/32,990 = 32,990/x - Step 3: Cross multiply
20,749x = 32,990 × 32,990 - Step 4: Simplify right side
20,749x = 1,088,340,100 - Step 5: Solve for x
x = 1,088,340,100/20,749 - Step 6: Final answer
x = 52,452.65
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.