Home / 18,550.22-27,825.38-5,402.91

Finding the Fourth Proportional to 18,550.22, 27,825.38 and 5,402.91

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Solution

The fourth proportional to 18,550.22, 27,825.38 and 5,402.91 is: 8,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.22 : 27,825.38 = 5,402.91 : x
  2. Step 2: Convert to fraction form
    18,550.22/27,825.38 = 5,402.91/x
  3. Step 3: Cross multiply
    18,550.22x = 27,825.38 × 5,402.91
  4. Step 4: Simplify right side
    18,550.22x = 150,337,996.84
  5. Step 5: Solve for x
    x = 150,337,996.84/18,550.22
  6. Step 6: Final answer
    x = 8,104.38

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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.