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Finding the Third Proportional to 17,318.50 and 26,134

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Solution

The third proportional to 17,318.50 and 26,134 is: 39,436.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.50 : 26,134 = 26,134 : x
  2. Step 2: Convert to fraction form
    17,318.50/26,134 = 26,134/x
  3. Step 3: Cross multiply
    17,318.50x = 26,134 × 26,134
  4. Step 4: Simplify right side
    17,318.50x = 682,985,956
  5. Step 5: Solve for x
    x = 682,985,956/17,318.50
  6. Step 6: Final answer
    x = 39,436.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.