Home / 36,113.32-49,836.90-20,198.44

Finding the Fourth Proportional to 36,113.32, 49,836.90 and 20,198.44

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Solution

The fourth proportional to 36,113.32, 49,836.90 and 20,198.44 is: 27,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,113.32 : 49,836.90 = 20,198.44 : x
  2. Step 2: Convert to fraction form
    36,113.32/49,836.90 = 20,198.44/x
  3. Step 3: Cross multiply
    36,113.32x = 49,836.90 × 20,198.44
  4. Step 4: Simplify right side
    36,113.32x = 1,006,627,634.44
  5. Step 5: Solve for x
    x = 1,006,627,634.44/36,113.32
  6. Step 6: Final answer
    x = 27,874.14

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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.