Home / 36,115.04-49,841.36-20,204.61

Finding the Fourth Proportional to 36,115.04, 49,841.36 and 20,204.61

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Solution

The fourth proportional to 36,115.04, 49,841.36 and 20,204.61 is: 27,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.04 : 49,841.36 = 20,204.61 : x
  2. Step 2: Convert to fraction form
    36,115.04/49,841.36 = 20,204.61/x
  3. Step 3: Cross multiply
    36,115.04x = 49,841.36 × 20,204.61
  4. Step 4: Simplify right side
    36,115.04x = 1,007,025,139.65
  5. Step 5: Solve for x
    x = 1,007,025,139.65/36,115.04
  6. Step 6: Final answer
    x = 27,883.82

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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.