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Finding the Third Proportional to 13,551 and 29,553

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Solution

The third proportional to 13,551 and 29,553 is: 64,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551 : 29,553 = 29,553 : x
  2. Step 2: Convert to fraction form
    13,551/29,553 = 29,553/x
  3. Step 3: Cross multiply
    13,551x = 29,553 × 29,553
  4. Step 4: Simplify right side
    13,551x = 873,379,809
  5. Step 5: Solve for x
    x = 873,379,809/13,551
  6. Step 6: Final answer
    x = 64,451.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.