Home / 38,544.20-57,822.78-12,246.92

Finding the Fourth Proportional to 38,544.20, 57,822.78 and 12,246.92

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Solution

The fourth proportional to 38,544.20, 57,822.78 and 12,246.92 is: 18,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,544.20 : 57,822.78 = 12,246.92 : x
  2. Step 2: Convert to fraction form
    38,544.20/57,822.78 = 12,246.92/x
  3. Step 3: Cross multiply
    38,544.20x = 57,822.78 × 12,246.92
  4. Step 4: Simplify right side
    38,544.20x = 708,150,960.84
  5. Step 5: Solve for x
    x = 708,150,960.84/38,544.20
  6. Step 6: Final answer
    x = 18,372.44

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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.