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Finding the Third Proportional to 13,376 and 28,604

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Solution

The third proportional to 13,376 and 28,604 is: 61,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376 : 28,604 = 28,604 : x
  2. Step 2: Convert to fraction form
    13,376/28,604 = 28,604/x
  3. Step 3: Cross multiply
    13,376x = 28,604 × 28,604
  4. Step 4: Simplify right side
    13,376x = 818,188,816
  5. Step 5: Solve for x
    x = 818,188,816/13,376
  6. Step 6: Final answer
    x = 61,168.42

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.