Home / 49,972.43-68,961.79-27,311.41

Finding the Fourth Proportional to 49,972.43, 68,961.79 and 27,311.41

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Solution

The fourth proportional to 49,972.43, 68,961.79 and 27,311.41 is: 37,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,972.43 : 68,961.79 = 27,311.41 : x
  2. Step 2: Convert to fraction form
    49,972.43/68,961.79 = 27,311.41/x
  3. Step 3: Cross multiply
    49,972.43x = 68,961.79 × 27,311.41
  4. Step 4: Simplify right side
    49,972.43x = 1,883,443,764.55
  5. Step 5: Solve for x
    x = 1,883,443,764.55/49,972.43
  6. Step 6: Final answer
    x = 37,689.66

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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.