Home / 31,867.14-43,974.84-17,719.68

Finding the Fourth Proportional to 31,867.14, 43,974.84 and 17,719.68

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Solution

The fourth proportional to 31,867.14, 43,974.84 and 17,719.68 is: 24,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,867.14 : 43,974.84 = 17,719.68 : x
  2. Step 2: Convert to fraction form
    31,867.14/43,974.84 = 17,719.68/x
  3. Step 3: Cross multiply
    31,867.14x = 43,974.84 × 17,719.68
  4. Step 4: Simplify right side
    31,867.14x = 779,220,092.85
  5. Step 5: Solve for x
    x = 779,220,092.85/31,867.14
  6. Step 6: Final answer
    x = 24,452.15

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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.