Home / 14,352.13-21,532.28-5,589.55

Finding the Fourth Proportional to 14,352.13, 21,532.28 and 5,589.55

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Solution

The fourth proportional to 14,352.13, 21,532.28 and 5,589.55 is: 8,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,352.13 : 21,532.28 = 5,589.55 : x
  2. Step 2: Convert to fraction form
    14,352.13/21,532.28 = 5,589.55/x
  3. Step 3: Cross multiply
    14,352.13x = 21,532.28 × 5,589.55
  4. Step 4: Simplify right side
    14,352.13x = 120,355,673.90
  5. Step 5: Solve for x
    x = 120,355,673.90/14,352.13
  6. Step 6: Final answer
    x = 8,385.91

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1.5x scale

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.