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Finding the Third Proportional to 39,676 and 52,926

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Solution

The third proportional to 39,676 and 52,926 is: 70,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,676 : 52,926 = 52,926 : x
  2. Step 2: Convert to fraction form
    39,676/52,926 = 52,926/x
  3. Step 3: Cross multiply
    39,676x = 52,926 × 52,926
  4. Step 4: Simplify right side
    39,676x = 2,801,161,476
  5. Step 5: Solve for x
    x = 2,801,161,476/39,676
  6. Step 6: Final answer
    x = 70,600.90

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.