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Finding the Third Proportional to 6,348.38 and 13,942.13

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Solution

The third proportional to 6,348.38 and 13,942.13 is: 30,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.38 : 13,942.13 = 13,942.13 : x
  2. Step 2: Convert to fraction form
    6,348.38/13,942.13 = 13,942.13/x
  3. Step 3: Cross multiply
    6,348.38x = 13,942.13 × 13,942.13
  4. Step 4: Simplify right side
    6,348.38x = 194,382,849.52
  5. Step 5: Solve for x
    x = 194,382,849.52/6,348.38
  6. Step 6: Final answer
    x = 30,619.31

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.