Home / 39,234.40-58,833.20-14,257.04

Finding the Fourth Proportional to 39,234.40, 58,833.20 and 14,257.04

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Solution

The fourth proportional to 39,234.40, 58,833.20 and 14,257.04 is: 21,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,234.40 : 58,833.20 = 14,257.04 : x
  2. Step 2: Convert to fraction form
    39,234.40/58,833.20 = 14,257.04/x
  3. Step 3: Cross multiply
    39,234.40x = 58,833.20 × 14,257.04
  4. Step 4: Simplify right side
    39,234.40x = 838,787,285.73
  5. Step 5: Solve for x
    x = 838,787,285.73/39,234.40
  6. Step 6: Final answer
    x = 21,378.87

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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.