Home / 22,182.82-33,279.51-7,189.95

Finding the Fourth Proportional to 22,182.82, 33,279.51 and 7,189.95

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Solution

The fourth proportional to 22,182.82, 33,279.51 and 7,189.95 is: 10,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.82 : 33,279.51 = 7,189.95 : x
  2. Step 2: Convert to fraction form
    22,182.82/33,279.51 = 7,189.95/x
  3. Step 3: Cross multiply
    22,182.82x = 33,279.51 × 7,189.95
  4. Step 4: Simplify right side
    22,182.82x = 239,278,122.94
  5. Step 5: Solve for x
    x = 239,278,122.94/22,182.82
  6. Step 6: Final answer
    x = 10,786.64

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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.