Home / 16,121.10-24,183.45-5,027.70

Finding the Fourth Proportional to 16,121.10, 24,183.45 and 5,027.70

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Solution

The fourth proportional to 16,121.10, 24,183.45 and 5,027.70 is: 7,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.10 : 24,183.45 = 5,027.70 : x
  2. Step 2: Convert to fraction form
    16,121.10/24,183.45 = 5,027.70/x
  3. Step 3: Cross multiply
    16,121.10x = 24,183.45 × 5,027.70
  4. Step 4: Simplify right side
    16,121.10x = 121,587,131.57
  5. Step 5: Solve for x
    x = 121,587,131.57/16,121.10
  6. Step 6: Final answer
    x = 7,542.11

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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.