Home / 36,115.56-49,834.98-20,197.44

Finding the Fourth Proportional to 36,115.56, 49,834.98 and 20,197.44

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Solution

The fourth proportional to 36,115.56, 49,834.98 and 20,197.44 is: 27,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.56 : 49,834.98 = 20,197.44 : x
  2. Step 2: Convert to fraction form
    36,115.56/49,834.98 = 20,197.44/x
  3. Step 3: Cross multiply
    36,115.56x = 49,834.98 × 20,197.44
  4. Step 4: Simplify right side
    36,115.56x = 1,006,539,018.45
  5. Step 5: Solve for x
    x = 1,006,539,018.45/36,115.56
  6. Step 6: Final answer
    x = 27,869.95

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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.