Home / 44,961.11-67,455.16-21,286.70

Finding the Fourth Proportional to 44,961.11, 67,455.16 and 21,286.70

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Solution

The fourth proportional to 44,961.11, 67,455.16 and 21,286.70 is: 31,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,961.11 : 67,455.16 = 21,286.70 : x
  2. Step 2: Convert to fraction form
    44,961.11/67,455.16 = 21,286.70/x
  3. Step 3: Cross multiply
    44,961.11x = 67,455.16 × 21,286.70
  4. Step 4: Simplify right side
    44,961.11x = 1,435,897,310.66
  5. Step 5: Solve for x
    x = 1,435,897,310.66/44,961.11
  6. Step 6: Final answer
    x = 31,936.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.