Home / 50,155.47-75,238.17-18,573.96

Finding the Fourth Proportional to 50,155.47, 75,238.17 and 18,573.96

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Solution

The fourth proportional to 50,155.47, 75,238.17 and 18,573.96 is: 27,862.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,155.47 : 75,238.17 = 18,573.96 : x
  2. Step 2: Convert to fraction form
    50,155.47/75,238.17 = 18,573.96/x
  3. Step 3: Cross multiply
    50,155.47x = 75,238.17 × 18,573.96
  4. Step 4: Simplify right side
    50,155.47x = 1,397,470,760.05
  5. Step 5: Solve for x
    x = 1,397,470,760.05/50,155.47
  6. Step 6: Final answer
    x = 27,862.78

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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.