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Finding the Third Proportional to 8,553.38 and 12,795.75

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Solution

The third proportional to 8,553.38 and 12,795.75 is: 19,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.38 : 12,795.75 = 12,795.75 : x
  2. Step 2: Convert to fraction form
    8,553.38/12,795.75 = 12,795.75/x
  3. Step 3: Cross multiply
    8,553.38x = 12,795.75 × 12,795.75
  4. Step 4: Simplify right side
    8,553.38x = 163,731,218.06
  5. Step 5: Solve for x
    x = 163,731,218.06/8,553.38
  6. Step 6: Final answer
    x = 19,142.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.