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Finding the Third Proportional to 7,150.88 and 10,939.13

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Solution

The third proportional to 7,150.88 and 10,939.13 is: 16,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.88 : 10,939.13 = 10,939.13 : x
  2. Step 2: Convert to fraction form
    7,150.88/10,939.13 = 10,939.13/x
  3. Step 3: Cross multiply
    7,150.88x = 10,939.13 × 10,939.13
  4. Step 4: Simplify right side
    7,150.88x = 119,664,455.77
  5. Step 5: Solve for x
    x = 119,664,455.77/7,150.88
  6. Step 6: Final answer
    x = 16,734.24

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.