Home / 33,115.83-45,692.06-22,380.39

Finding the Fourth Proportional to 33,115.83, 45,692.06 and 22,380.39

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Solution

The fourth proportional to 33,115.83, 45,692.06 and 22,380.39 is: 30,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,115.83 : 45,692.06 = 22,380.39 : x
  2. Step 2: Convert to fraction form
    33,115.83/45,692.06 = 22,380.39/x
  3. Step 3: Cross multiply
    33,115.83x = 45,692.06 × 22,380.39
  4. Step 4: Simplify right side
    33,115.83x = 1,022,606,122.70
  5. Step 5: Solve for x
    x = 1,022,606,122.70/33,115.83
  6. Step 6: Final answer
    x = 30,879.68

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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.