Home / 31,503.97-43,475.52-17,163.73

Finding the Fourth Proportional to 31,503.97, 43,475.52 and 17,163.73

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Solution

The fourth proportional to 31,503.97, 43,475.52 and 17,163.73 is: 23,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503.97 : 43,475.52 = 17,163.73 : x
  2. Step 2: Convert to fraction form
    31,503.97/43,475.52 = 17,163.73/x
  3. Step 3: Cross multiply
    31,503.97x = 43,475.52 × 17,163.73
  4. Step 4: Simplify right side
    31,503.97x = 746,202,086.89
  5. Step 5: Solve for x
    x = 746,202,086.89/31,503.97
  6. Step 6: Final answer
    x = 23,685.97

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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.