Home / 22,825.85-34,239.77-8,780.85

Finding the Fourth Proportional to 22,825.85, 34,239.77 and 8,780.85

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Solution

The fourth proportional to 22,825.85, 34,239.77 and 8,780.85 is: 13,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,825.85 : 34,239.77 = 8,780.85 : x
  2. Step 2: Convert to fraction form
    22,825.85/34,239.77 = 8,780.85/x
  3. Step 3: Cross multiply
    22,825.85x = 34,239.77 × 8,780.85
  4. Step 4: Simplify right side
    22,825.85x = 300,654,306.36
  5. Step 5: Solve for x
    x = 300,654,306.36/22,825.85
  6. Step 6: Final answer
    x = 13,171.66

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1.5x scale

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.