Home / 18,023.26-27,023.25-7,500.54

Finding the Fourth Proportional to 18,023.26, 27,023.25 and 7,500.54

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Solution

The fourth proportional to 18,023.26, 27,023.25 and 7,500.54 is: 11,245.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.26 : 27,023.25 = 7,500.54 : x
  2. Step 2: Convert to fraction form
    18,023.26/27,023.25 = 7,500.54/x
  3. Step 3: Cross multiply
    18,023.26x = 27,023.25 × 7,500.54
  4. Step 4: Simplify right side
    18,023.26x = 202,688,967.56
  5. Step 5: Solve for x
    x = 202,688,967.56/18,023.26
  6. Step 6: Final answer
    x = 11,245.97

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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.