Home / 14,624.53-20,158.14-11,432.18

Finding the Fourth Proportional to 14,624.53, 20,158.14 and 11,432.18

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Solution

The fourth proportional to 14,624.53, 20,158.14 and 11,432.18 is: 15,757.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.53 : 20,158.14 = 11,432.18 : x
  2. Step 2: Convert to fraction form
    14,624.53/20,158.14 = 11,432.18/x
  3. Step 3: Cross multiply
    14,624.53x = 20,158.14 × 11,432.18
  4. Step 4: Simplify right side
    14,624.53x = 230,451,484.95
  5. Step 5: Solve for x
    x = 230,451,484.95/14,624.53
  6. Step 6: Final answer
    x = 15,757.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.