Home / 31,982.30-44,135.64-17,836.05

Finding the Fourth Proportional to 31,982.30, 44,135.64 and 17,836.05

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Solution

The fourth proportional to 31,982.30, 44,135.64 and 17,836.05 is: 24,613.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.30 : 44,135.64 = 17,836.05 : x
  2. Step 2: Convert to fraction form
    31,982.30/44,135.64 = 17,836.05/x
  3. Step 3: Cross multiply
    31,982.30x = 44,135.64 × 17,836.05
  4. Step 4: Simplify right side
    31,982.30x = 787,205,481.82
  5. Step 5: Solve for x
    x = 787,205,481.82/31,982.30
  6. Step 6: Final answer
    x = 24,613.79

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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.