Home / 15,550.38-23,325.72-3,863.60

Finding the Fourth Proportional to 15,550.38, 23,325.72 and 3,863.60

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Solution

The fourth proportional to 15,550.38, 23,325.72 and 3,863.60 is: 5,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.38 : 23,325.72 = 3,863.60 : x
  2. Step 2: Convert to fraction form
    15,550.38/23,325.72 = 3,863.60/x
  3. Step 3: Cross multiply
    15,550.38x = 23,325.72 × 3,863.60
  4. Step 4: Simplify right side
    15,550.38x = 90,121,229.88
  5. Step 5: Solve for x
    x = 90,121,229.88/15,550.38
  6. Step 6: Final answer
    x = 5,795.44

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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.