Home / 14,882.12-22,321.20-3,787.82

Finding the Fourth Proportional to 14,882.12, 22,321.20 and 3,787.82

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Solution

The fourth proportional to 14,882.12, 22,321.20 and 3,787.82 is: 5,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882.12 : 22,321.20 = 3,787.82 : x
  2. Step 2: Convert to fraction form
    14,882.12/22,321.20 = 3,787.82/x
  3. Step 3: Cross multiply
    14,882.12x = 22,321.20 × 3,787.82
  4. Step 4: Simplify right side
    14,882.12x = 84,548,687.78
  5. Step 5: Solve for x
    x = 84,548,687.78/14,882.12
  6. Step 6: Final answer
    x = 5,681.23

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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.