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Finding the Fourth Proportional to 34,379.62, 51,492.39 and 29,879.62

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Solution

The fourth proportional to 34,379.62, 51,492.39 and 29,879.62 is: 44,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,379.62 : 51,492.39 = 29,879.62 : x
  2. Step 2: Convert to fraction form
    34,379.62/51,492.39 = 29,879.62/x
  3. Step 3: Cross multiply
    34,379.62x = 51,492.39 × 29,879.62
  4. Step 4: Simplify right side
    34,379.62x = 1,538,573,046.09
  5. Step 5: Solve for x
    x = 1,538,573,046.09/34,379.62
  6. Step 6: Final answer
    x = 44,752.47

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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.