Home / 36,944.91-55,422.90-11,976.66

Finding the Fourth Proportional to 36,944.91, 55,422.90 and 11,976.66

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Solution

The fourth proportional to 36,944.91, 55,422.90 and 11,976.66 is: 17,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,944.91 : 55,422.90 = 11,976.66 : x
  2. Step 2: Convert to fraction form
    36,944.91/55,422.90 = 11,976.66/x
  3. Step 3: Cross multiply
    36,944.91x = 55,422.90 × 11,976.66
  4. Step 4: Simplify right side
    36,944.91x = 663,781,229.51
  5. Step 5: Solve for x
    x = 663,781,229.51/36,944.91
  6. Step 6: Final answer
    x = 17,966.78

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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.