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Finding the Third Proportional to 14,132 and 30,400

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Solution

The third proportional to 14,132 and 30,400 is: 65,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132 : 30,400 = 30,400 : x
  2. Step 2: Convert to fraction form
    14,132/30,400 = 30,400/x
  3. Step 3: Cross multiply
    14,132x = 30,400 × 30,400
  4. Step 4: Simplify right side
    14,132x = 924,160,000
  5. Step 5: Solve for x
    x = 924,160,000/14,132
  6. Step 6: Final answer
    x = 65,394.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.