Home / 31,174.92-43,020.12-17,027.85

Finding the Fourth Proportional to 31,174.92, 43,020.12 and 17,027.85

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Solution

The fourth proportional to 31,174.92, 43,020.12 and 17,027.85 is: 23,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,174.92 : 43,020.12 = 17,027.85 : x
  2. Step 2: Convert to fraction form
    31,174.92/43,020.12 = 17,027.85/x
  3. Step 3: Cross multiply
    31,174.92x = 43,020.12 × 17,027.85
  4. Step 4: Simplify right side
    31,174.92x = 732,540,150.34
  5. Step 5: Solve for x
    x = 732,540,150.34/31,174.92
  6. Step 6: Final answer
    x = 23,497.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.