Home / 15,481.33-23,221.99-3,794.55

Finding the Fourth Proportional to 15,481.33, 23,221.99 and 3,794.55

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Solution

The fourth proportional to 15,481.33, 23,221.99 and 3,794.55 is: 5,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.33 : 23,221.99 = 3,794.55 : x
  2. Step 2: Convert to fraction form
    15,481.33/23,221.99 = 3,794.55/x
  3. Step 3: Cross multiply
    15,481.33x = 23,221.99 × 3,794.55
  4. Step 4: Simplify right side
    15,481.33x = 88,116,919.82
  5. Step 5: Solve for x
    x = 88,116,919.82/15,481.33
  6. Step 6: Final answer
    x = 5,691.82

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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.