Home / 36,940.46-55,398.94-11,974.64

Finding the Fourth Proportional to 36,940.46, 55,398.94 and 11,974.64

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Solution

The fourth proportional to 36,940.46, 55,398.94 and 11,974.64 is: 17,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,940.46 : 55,398.94 = 11,974.64 : x
  2. Step 2: Convert to fraction form
    36,940.46/55,398.94 = 11,974.64/x
  3. Step 3: Cross multiply
    36,940.46x = 55,398.94 × 11,974.64
  4. Step 4: Simplify right side
    36,940.46x = 663,382,055.95
  5. Step 5: Solve for x
    x = 663,382,055.95/36,940.46
  6. Step 6: Final answer
    x = 17,958.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.