Home / 57,251.40-85,891.74-17,808.85

Finding the Fourth Proportional to 57,251.40, 85,891.74 and 17,808.85

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Solution

The fourth proportional to 57,251.40, 85,891.74 and 17,808.85 is: 26,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,251.40 : 85,891.74 = 17,808.85 : x
  2. Step 2: Convert to fraction form
    57,251.40/85,891.74 = 17,808.85/x
  3. Step 3: Cross multiply
    57,251.40x = 85,891.74 × 17,808.85
  4. Step 4: Simplify right side
    57,251.40x = 1,529,633,113.90
  5. Step 5: Solve for x
    x = 1,529,633,113.90/57,251.40
  6. Step 6: Final answer
    x = 26,717.83

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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.