Home / 40,472.60-55,849.28-22,568.54

Finding the Fourth Proportional to 40,472.60, 55,849.28 and 22,568.54

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Solution

The fourth proportional to 40,472.60, 55,849.28 and 22,568.54 is: 31,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,472.60 : 55,849.28 = 22,568.54 : x
  2. Step 2: Convert to fraction form
    40,472.60/55,849.28 = 22,568.54/x
  3. Step 3: Cross multiply
    40,472.60x = 55,849.28 × 22,568.54
  4. Step 4: Simplify right side
    40,472.60x = 1,260,436,709.65
  5. Step 5: Solve for x
    x = 1,260,436,709.65/40,472.60
  6. Step 6: Final answer
    x = 31,142.96

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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.