Home / 29,344.60-43,939.14-17,641.72

Finding the Fourth Proportional to 29,344.60, 43,939.14 and 17,641.72

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Solution

The fourth proportional to 29,344.60, 43,939.14 and 17,641.72 is: 26,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,344.60 : 43,939.14 = 17,641.72 : x
  2. Step 2: Convert to fraction form
    29,344.60/43,939.14 = 17,641.72/x
  3. Step 3: Cross multiply
    29,344.60x = 43,939.14 × 17,641.72
  4. Step 4: Simplify right side
    29,344.60x = 775,162,004.92
  5. Step 5: Solve for x
    x = 775,162,004.92/29,344.60
  6. Step 6: Final answer
    x = 26,415.83

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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.