Home / 41,134.82-61,702.43-12,671.44

Finding the Fourth Proportional to 41,134.82, 61,702.43 and 12,671.44

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Solution

The fourth proportional to 41,134.82, 61,702.43 and 12,671.44 is: 19,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,134.82 : 61,702.43 = 12,671.44 : x
  2. Step 2: Convert to fraction form
    41,134.82/61,702.43 = 12,671.44/x
  3. Step 3: Cross multiply
    41,134.82x = 61,702.43 × 12,671.44
  4. Step 4: Simplify right side
    41,134.82x = 781,858,639.60
  5. Step 5: Solve for x
    x = 781,858,639.60/41,134.82
  6. Step 6: Final answer
    x = 19,007.22

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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.