Home / 55,028.72-82,543.19-17,591.83

Finding the Fourth Proportional to 55,028.72, 82,543.19 and 17,591.83

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Solution

The fourth proportional to 55,028.72, 82,543.19 and 17,591.83 is: 26,387.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,028.72 : 82,543.19 = 17,591.83 : x
  2. Step 2: Convert to fraction form
    55,028.72/82,543.19 = 17,591.83/x
  3. Step 3: Cross multiply
    55,028.72x = 82,543.19 × 17,591.83
  4. Step 4: Simplify right side
    55,028.72x = 1,452,085,471.82
  5. Step 5: Solve for x
    x = 1,452,085,471.82/55,028.72
  6. Step 6: Final answer
    x = 26,387.77

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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.