Home / 18,350.75-27,523.17-5,200.05

Finding the Fourth Proportional to 18,350.75, 27,523.17 and 5,200.05

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Solution

The fourth proportional to 18,350.75, 27,523.17 and 5,200.05 is: 7,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.75 : 27,523.17 = 5,200.05 : x
  2. Step 2: Convert to fraction form
    18,350.75/27,523.17 = 5,200.05/x
  3. Step 3: Cross multiply
    18,350.75x = 27,523.17 × 5,200.05
  4. Step 4: Simplify right side
    18,350.75x = 143,121,860.16
  5. Step 5: Solve for x
    x = 143,121,860.16/18,350.75
  6. Step 6: Final answer
    x = 7,799.24

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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.