Home / 18,542.20-27,804.99-11,049.29

Finding the Fourth Proportional to 18,542.20, 27,804.99 and 11,049.29

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Solution

The fourth proportional to 18,542.20, 27,804.99 and 11,049.29 is: 16,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.20 : 27,804.99 = 11,049.29 : x
  2. Step 2: Convert to fraction form
    18,542.20/27,804.99 = 11,049.29/x
  3. Step 3: Cross multiply
    18,542.20x = 27,804.99 × 11,049.29
  4. Step 4: Simplify right side
    18,542.20x = 307,225,397.96
  5. Step 5: Solve for x
    x = 307,225,397.96/18,542.20
  6. Step 6: Final answer
    x = 16,568.98

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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.