Home / 36,786.94-55,179.37-11,826.79

Finding the Fourth Proportional to 36,786.94, 55,179.37 and 11,826.79

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Solution

The fourth proportional to 36,786.94, 55,179.37 and 11,826.79 is: 17,739.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.94 : 55,179.37 = 11,826.79 : x
  2. Step 2: Convert to fraction form
    36,786.94/55,179.37 = 11,826.79/x
  3. Step 3: Cross multiply
    36,786.94x = 55,179.37 × 11,826.79
  4. Step 4: Simplify right side
    36,786.94x = 652,594,821.32
  5. Step 5: Solve for x
    x = 652,594,821.32/36,786.94
  6. Step 6: Final answer
    x = 17,739.85

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1.5x scale

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.