Home / 14,600.55-20,149.17-8,227.20

Finding the Fourth Proportional to 14,600.55, 20,149.17 and 8,227.20

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Solution

The fourth proportional to 14,600.55, 20,149.17 and 8,227.20 is: 11,353.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.55 : 20,149.17 = 8,227.20 : x
  2. Step 2: Convert to fraction form
    14,600.55/20,149.17 = 8,227.20/x
  3. Step 3: Cross multiply
    14,600.55x = 20,149.17 × 8,227.20
  4. Step 4: Simplify right side
    14,600.55x = 165,771,282.28
  5. Step 5: Solve for x
    x = 165,771,282.28/14,600.55
  6. Step 6: Final answer
    x = 11,353.77

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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.