Home / 14,890.20-22,340.16-5,531.04

Finding the Fourth Proportional to 14,890.20, 22,340.16 and 5,531.04

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Solution

The fourth proportional to 14,890.20, 22,340.16 and 5,531.04 is: 8,298.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.20 : 22,340.16 = 5,531.04 : x
  2. Step 2: Convert to fraction form
    14,890.20/22,340.16 = 5,531.04/x
  3. Step 3: Cross multiply
    14,890.20x = 22,340.16 × 5,531.04
  4. Step 4: Simplify right side
    14,890.20x = 123,564,318.57
  5. Step 5: Solve for x
    x = 123,564,318.57/14,890.20
  6. Step 6: Final answer
    x = 8,298.37

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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.