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Finding the Third Proportional to 17,812 and 26,632

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Solution

The third proportional to 17,812 and 26,632 is: 39,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,812 : 26,632 = 26,632 : x
  2. Step 2: Convert to fraction form
    17,812/26,632 = 26,632/x
  3. Step 3: Cross multiply
    17,812x = 26,632 × 26,632
  4. Step 4: Simplify right side
    17,812x = 709,263,424
  5. Step 5: Solve for x
    x = 709,263,424/17,812
  6. Step 6: Final answer
    x = 39,819.42

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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.