Home / 18,418.11-27,627.53-4,566.75

Finding the Fourth Proportional to 18,418.11, 27,627.53 and 4,566.75

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Solution

The fourth proportional to 18,418.11, 27,627.53 and 4,566.75 is: 6,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418.11 : 27,627.53 = 4,566.75 : x
  2. Step 2: Convert to fraction form
    18,418.11/27,627.53 = 4,566.75/x
  3. Step 3: Cross multiply
    18,418.11x = 27,627.53 × 4,566.75
  4. Step 4: Simplify right side
    18,418.11x = 126,167,999.79
  5. Step 5: Solve for x
    x = 126,167,999.79/18,418.11
  6. Step 6: Final answer
    x = 6,850.21

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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.