Home / 17,495.20-24,147.27-11,120.55

Finding the Fourth Proportional to 17,495.20, 24,147.27 and 11,120.55

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Solution

The fourth proportional to 17,495.20, 24,147.27 and 11,120.55 is: 15,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,495.20 : 24,147.27 = 11,120.55 : x
  2. Step 2: Convert to fraction form
    17,495.20/24,147.27 = 11,120.55/x
  3. Step 3: Cross multiply
    17,495.20x = 24,147.27 × 11,120.55
  4. Step 4: Simplify right side
    17,495.20x = 268,530,832.85
  5. Step 5: Solve for x
    x = 268,530,832.85/17,495.20
  6. Step 6: Final answer
    x = 15,348.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.