Home / 18,350.38-27,529.88-5,699.49

Finding the Fourth Proportional to 18,350.38, 27,529.88 and 5,699.49

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Solution

The fourth proportional to 18,350.38, 27,529.88 and 5,699.49 is: 8,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.38 : 27,529.88 = 5,699.49 : x
  2. Step 2: Convert to fraction form
    18,350.38/27,529.88 = 5,699.49/x
  3. Step 3: Cross multiply
    18,350.38x = 27,529.88 × 5,699.49
  4. Step 4: Simplify right side
    18,350.38x = 156,906,229.47
  5. Step 5: Solve for x
    x = 156,906,229.47/18,350.38
  6. Step 6: Final answer
    x = 8,550.57

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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.