Home / 12,273.92-18,400.88-5,704.24

Finding the Fourth Proportional to 12,273.92, 18,400.88 and 5,704.24

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Solution

The fourth proportional to 12,273.92, 18,400.88 and 5,704.24 is: 8,551.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.92 : 18,400.88 = 5,704.24 : x
  2. Step 2: Convert to fraction form
    12,273.92/18,400.88 = 5,704.24/x
  3. Step 3: Cross multiply
    12,273.92x = 18,400.88 × 5,704.24
  4. Step 4: Simplify right side
    12,273.92x = 104,963,035.73
  5. Step 5: Solve for x
    x = 104,963,035.73/12,273.92
  6. Step 6: Final answer
    x = 8,551.71

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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.