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Finding the Third Proportional to 6,609.50 and 13,767

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Solution

The third proportional to 6,609.50 and 13,767 is: 28,675.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.50 : 13,767 = 13,767 : x
  2. Step 2: Convert to fraction form
    6,609.50/13,767 = 13,767/x
  3. Step 3: Cross multiply
    6,609.50x = 13,767 × 13,767
  4. Step 4: Simplify right side
    6,609.50x = 189,530,289
  5. Step 5: Solve for x
    x = 189,530,289/6,609.50
  6. Step 6: Final answer
    x = 28,675.44

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.