Home / 22,815.03-34,222.78-8,023.85

Finding the Fourth Proportional to 22,815.03, 34,222.78 and 8,023.85

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Solution

The fourth proportional to 22,815.03, 34,222.78 and 8,023.85 is: 12,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,815.03 : 34,222.78 = 8,023.85 : x
  2. Step 2: Convert to fraction form
    22,815.03/34,222.78 = 8,023.85/x
  3. Step 3: Cross multiply
    22,815.03x = 34,222.78 × 8,023.85
  4. Step 4: Simplify right side
    22,815.03x = 274,598,518.80
  5. Step 5: Solve for x
    x = 274,598,518.80/22,815.03
  6. Step 6: Final answer
    x = 12,035.86

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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.