Home / 41,660.76-62,491.14-18,287.40

Finding the Fourth Proportional to 41,660.76, 62,491.14 and 18,287.40

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Solution

The fourth proportional to 41,660.76, 62,491.14 and 18,287.40 is: 27,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,660.76 : 62,491.14 = 18,287.40 : x
  2. Step 2: Convert to fraction form
    41,660.76/62,491.14 = 18,287.40/x
  3. Step 3: Cross multiply
    41,660.76x = 62,491.14 × 18,287.40
  4. Step 4: Simplify right side
    41,660.76x = 1,142,800,473.64
  5. Step 5: Solve for x
    x = 1,142,800,473.64/41,660.76
  6. Step 6: Final answer
    x = 27,431.10

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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.