Home / 14,248.14-21,372.24-3,859.88

Finding the Fourth Proportional to 14,248.14, 21,372.24 and 3,859.88

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Solution

The fourth proportional to 14,248.14, 21,372.24 and 3,859.88 is: 5,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.14 : 21,372.24 = 3,859.88 : x
  2. Step 2: Convert to fraction form
    14,248.14/21,372.24 = 3,859.88/x
  3. Step 3: Cross multiply
    14,248.14x = 21,372.24 × 3,859.88
  4. Step 4: Simplify right side
    14,248.14x = 82,494,281.73
  5. Step 5: Solve for x
    x = 82,494,281.73/14,248.14
  6. Step 6: Final answer
    x = 5,789.83

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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.