Home / 14,757.31-22,139.21-4,369.87

Finding the Fourth Proportional to 14,757.31, 22,139.21 and 4,369.87

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Solution

The fourth proportional to 14,757.31, 22,139.21 and 4,369.87 is: 6,555.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.31 : 22,139.21 = 4,369.87 : x
  2. Step 2: Convert to fraction form
    14,757.31/22,139.21 = 4,369.87/x
  3. Step 3: Cross multiply
    14,757.31x = 22,139.21 × 4,369.87
  4. Step 4: Simplify right side
    14,757.31x = 96,745,469.60
  5. Step 5: Solve for x
    x = 96,745,469.60/14,757.31
  6. Step 6: Final answer
    x = 6,555.77

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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.