Home / 31,502.97-43,474.14-17,162.73

Finding the Fourth Proportional to 31,502.97, 43,474.14 and 17,162.73

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Solution

The fourth proportional to 31,502.97, 43,474.14 and 17,162.73 is: 23,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,502.97 : 43,474.14 = 17,162.73 : x
  2. Step 2: Convert to fraction form
    31,502.97/43,474.14 = 17,162.73/x
  3. Step 3: Cross multiply
    31,502.97x = 43,474.14 × 17,162.73
  4. Step 4: Simplify right side
    31,502.97x = 746,134,926.80
  5. Step 5: Solve for x
    x = 746,134,926.80/31,502.97
  6. Step 6: Final answer
    x = 23,684.59

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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.