Home / 34,747.92-52,121.45-8,452.68

Finding the Fourth Proportional to 34,747.92, 52,121.45 and 8,452.68

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Solution

The fourth proportional to 34,747.92, 52,121.45 and 8,452.68 is: 12,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.92 : 52,121.45 = 8,452.68 : x
  2. Step 2: Convert to fraction form
    34,747.92/52,121.45 = 8,452.68/x
  3. Step 3: Cross multiply
    34,747.92x = 52,121.45 × 8,452.68
  4. Step 4: Simplify right side
    34,747.92x = 440,565,895.72
  5. Step 5: Solve for x
    x = 440,565,895.72/34,747.92
  6. Step 6: Final answer
    x = 12,678.91

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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.