Home / 15,183.63-22,761.90-8,167.41

Finding the Fourth Proportional to 15,183.63, 22,761.90 and 8,167.41

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Solution

The fourth proportional to 15,183.63, 22,761.90 and 8,167.41 is: 12,243.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183.63 : 22,761.90 = 8,167.41 : x
  2. Step 2: Convert to fraction form
    15,183.63/22,761.90 = 8,167.41/x
  3. Step 3: Cross multiply
    15,183.63x = 22,761.90 × 8,167.41
  4. Step 4: Simplify right side
    15,183.63x = 185,905,769.68
  5. Step 5: Solve for x
    x = 185,905,769.68/15,183.63
  6. Step 6: Final answer
    x = 12,243.83

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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.