Home / 27,847.26-41,766.84-8,120.52

Finding the Fourth Proportional to 27,847.26, 41,766.84 and 8,120.52

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Solution

The fourth proportional to 27,847.26, 41,766.84 and 8,120.52 is: 12,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,847.26 : 41,766.84 = 8,120.52 : x
  2. Step 2: Convert to fraction form
    27,847.26/41,766.84 = 8,120.52/x
  3. Step 3: Cross multiply
    27,847.26x = 41,766.84 × 8,120.52
  4. Step 4: Simplify right side
    27,847.26x = 339,168,459.56
  5. Step 5: Solve for x
    x = 339,168,459.56/27,847.26
  6. Step 6: Final answer
    x = 12,179.60

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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.