Home / 23,310.85-34,971.54-8,519.86

Finding the Fourth Proportional to 23,310.85, 34,971.54 and 8,519.86

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Solution

The fourth proportional to 23,310.85, 34,971.54 and 8,519.86 is: 12,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.85 : 34,971.54 = 8,519.86 : x
  2. Step 2: Convert to fraction form
    23,310.85/34,971.54 = 8,519.86/x
  3. Step 3: Cross multiply
    23,310.85x = 34,971.54 × 8,519.86
  4. Step 4: Simplify right side
    23,310.85x = 297,952,624.78
  5. Step 5: Solve for x
    x = 297,952,624.78/23,310.85
  6. Step 6: Final answer
    x = 12,781.71

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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.