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Finding the Fourth Proportional to 34,951.53, 48,234.81 and 19,843.91

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Solution

The fourth proportional to 34,951.53, 48,234.81 and 19,843.91 is: 27,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.53 : 48,234.81 = 19,843.91 : x
  2. Step 2: Convert to fraction form
    34,951.53/48,234.81 = 19,843.91/x
  3. Step 3: Cross multiply
    34,951.53x = 48,234.81 × 19,843.91
  4. Step 4: Simplify right side
    34,951.53x = 957,166,987.33
  5. Step 5: Solve for x
    x = 957,166,987.33/34,951.53
  6. Step 6: Final answer
    x = 27,385.55

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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.