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Finding the Third Proportional to 7,691.50 and 16,193

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Solution

The third proportional to 7,691.50 and 16,193 is: 34,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.50 : 16,193 = 16,193 : x
  2. Step 2: Convert to fraction form
    7,691.50/16,193 = 16,193/x
  3. Step 3: Cross multiply
    7,691.50x = 16,193 × 16,193
  4. Step 4: Simplify right side
    7,691.50x = 262,213,249
  5. Step 5: Solve for x
    x = 262,213,249/7,691.50
  6. Step 6: Final answer
    x = 34,091.30

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.