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Finding the Third Proportional to 12,393 and 26,829

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Solution

The third proportional to 12,393 and 26,829 is: 58,080.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393 : 26,829 = 26,829 : x
  2. Step 2: Convert to fraction form
    12,393/26,829 = 26,829/x
  3. Step 3: Cross multiply
    12,393x = 26,829 × 26,829
  4. Step 4: Simplify right side
    12,393x = 719,795,241
  5. Step 5: Solve for x
    x = 719,795,241/12,393
  6. Step 6: Final answer
    x = 58,080.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.