Home / 18,418.13-27,627.20-4,567.13

Finding the Fourth Proportional to 18,418.13, 27,627.20 and 4,567.13

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Solution

The fourth proportional to 18,418.13, 27,627.20 and 4,567.13 is: 6,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418.13 : 27,627.20 = 4,567.13 : x
  2. Step 2: Convert to fraction form
    18,418.13/27,627.20 = 4,567.13/x
  3. Step 3: Cross multiply
    18,418.13x = 27,627.20 × 4,567.13
  4. Step 4: Simplify right side
    18,418.13x = 126,177,013.94
  5. Step 5: Solve for x
    x = 126,177,013.94/18,418.13
  6. Step 6: Final answer
    x = 6,850.70

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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.