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Finding the Third Proportional to 15,564 and 36,624

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Solution

The third proportional to 15,564 and 36,624 is: 86,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,564 : 36,624 = 36,624 : x
  2. Step 2: Convert to fraction form
    15,564/36,624 = 36,624/x
  3. Step 3: Cross multiply
    15,564x = 36,624 × 36,624
  4. Step 4: Simplify right side
    15,564x = 1,341,317,376
  5. Step 5: Solve for x
    x = 1,341,317,376/15,564
  6. Step 6: Final answer
    x = 86,180.76

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.