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Finding the Fourth Proportional to 34,911.65, 48,207.11 and 32,379

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Solution

The fourth proportional to 34,911.65, 48,207.11 and 32,379 is: 44,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,911.65 : 48,207.11 = 32,379 : x
  2. Step 2: Convert to fraction form
    34,911.65/48,207.11 = 32,379/x
  3. Step 3: Cross multiply
    34,911.65x = 48,207.11 × 32,379
  4. Step 4: Simplify right side
    34,911.65x = 1,560,897,852.80
  5. Step 5: Solve for x
    x = 1,560,897,852.80/34,911.65
  6. Step 6: Final answer
    x = 44,709.95

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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.