Home / 27,198.38-40,778.44-10,544.38

Finding the Fourth Proportional to 27,198.38, 40,778.44 and 10,544.38

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Solution

The fourth proportional to 27,198.38, 40,778.44 and 10,544.38 is: 15,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.38 : 40,778.44 = 10,544.38 : x
  2. Step 2: Convert to fraction form
    27,198.38/40,778.44 = 10,544.38/x
  3. Step 3: Cross multiply
    27,198.38x = 40,778.44 × 10,544.38
  4. Step 4: Simplify right side
    27,198.38x = 429,983,238.86
  5. Step 5: Solve for x
    x = 429,983,238.86/27,198.38
  6. Step 6: Final answer
    x = 15,809.15

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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.