Home / 36,115.03-49,838.87-20,198.46

Finding the Fourth Proportional to 36,115.03, 49,838.87 and 20,198.46

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Solution

The fourth proportional to 36,115.03, 49,838.87 and 20,198.46 is: 27,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.03 : 49,838.87 = 20,198.46 : x
  2. Step 2: Convert to fraction form
    36,115.03/49,838.87 = 20,198.46/x
  3. Step 3: Cross multiply
    36,115.03x = 49,838.87 × 20,198.46
  4. Step 4: Simplify right side
    36,115.03x = 1,006,668,422.14
  5. Step 5: Solve for x
    x = 1,006,668,422.14/36,115.03
  6. Step 6: Final answer
    x = 27,873.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.