Home / 36,117.37-49,839.26-20,198.74

Finding the Fourth Proportional to 36,117.37, 49,839.26 and 20,198.74

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Solution

The fourth proportional to 36,117.37, 49,839.26 and 20,198.74 is: 27,872.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.37 : 49,839.26 = 20,198.74 : x
  2. Step 2: Convert to fraction form
    36,117.37/49,839.26 = 20,198.74/x
  3. Step 3: Cross multiply
    36,117.37x = 49,839.26 × 20,198.74
  4. Step 4: Simplify right side
    36,117.37x = 1,006,690,404.58
  5. Step 5: Solve for x
    x = 1,006,690,404.58/36,117.37
  6. Step 6: Final answer
    x = 27,872.75

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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.