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Finding the Fourth Proportional to 29,371.81, 44,062.31 and 9,645.88

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Solution

The fourth proportional to 29,371.81, 44,062.31 and 9,645.88 is: 14,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371.81 : 44,062.31 = 9,645.88 : x
  2. Step 2: Convert to fraction form
    29,371.81/44,062.31 = 9,645.88/x
  3. Step 3: Cross multiply
    29,371.81x = 44,062.31 × 9,645.88
  4. Step 4: Simplify right side
    29,371.81x = 425,019,754.78
  5. Step 5: Solve for x
    x = 425,019,754.78/29,371.81
  6. Step 6: Final answer
    x = 14,470.33

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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.