Home / 11,027.12-16,451.20-10,123.92

Finding the Fourth Proportional to 11,027.12, 16,451.20 and 10,123.92

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Solution

The fourth proportional to 11,027.12, 16,451.20 and 10,123.92 is: 15,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.12 : 16,451.20 = 10,123.92 : x
  2. Step 2: Convert to fraction form
    11,027.12/16,451.20 = 10,123.92/x
  3. Step 3: Cross multiply
    11,027.12x = 16,451.20 × 10,123.92
  4. Step 4: Simplify right side
    11,027.12x = 166,550,632.70
  5. Step 5: Solve for x
    x = 166,550,632.70/11,027.12
  6. Step 6: Final answer
    x = 15,103.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.