Home / 34,806.78-52,121.85-29,169.63

Finding the Fourth Proportional to 34,806.78, 52,121.85 and 29,169.63

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Solution

The fourth proportional to 34,806.78, 52,121.85 and 29,169.63 is: 43,680.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,806.78 : 52,121.85 = 29,169.63 : x
  2. Step 2: Convert to fraction form
    34,806.78/52,121.85 = 29,169.63/x
  3. Step 3: Cross multiply
    34,806.78x = 52,121.85 × 29,169.63
  4. Step 4: Simplify right side
    34,806.78x = 1,520,375,134.11
  5. Step 5: Solve for x
    x = 1,520,375,134.11/34,806.78
  6. Step 6: Final answer
    x = 43,680.43

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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.