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Finding the Third Proportional to 13,376 and 29,112

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Solution

The third proportional to 13,376 and 29,112 is: 63,360.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376 : 29,112 = 29,112 : x
  2. Step 2: Convert to fraction form
    13,376/29,112 = 29,112/x
  3. Step 3: Cross multiply
    13,376x = 29,112 × 29,112
  4. Step 4: Simplify right side
    13,376x = 847,508,544
  5. Step 5: Solve for x
    x = 847,508,544/13,376
  6. Step 6: Final answer
    x = 63,360.39

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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.