Home / 14,044.38-21,061.40-5,719.88

Finding the Fourth Proportional to 14,044.38, 21,061.40 and 5,719.88

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Solution

The fourth proportional to 14,044.38, 21,061.40 and 5,719.88 is: 8,577.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.38 : 21,061.40 = 5,719.88 : x
  2. Step 2: Convert to fraction form
    14,044.38/21,061.40 = 5,719.88/x
  3. Step 3: Cross multiply
    14,044.38x = 21,061.40 × 5,719.88
  4. Step 4: Simplify right side
    14,044.38x = 120,468,589.62
  5. Step 5: Solve for x
    x = 120,468,589.62/14,044.38
  6. Step 6: Final answer
    x = 8,577.71

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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.