Home / 22,218.57-33,326.82-5,578.23

Finding the Fourth Proportional to 22,218.57, 33,326.82 and 5,578.23

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Solution

The fourth proportional to 22,218.57, 33,326.82 and 5,578.23 is: 8,367.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.57 : 33,326.82 = 5,578.23 : x
  2. Step 2: Convert to fraction form
    22,218.57/33,326.82 = 5,578.23/x
  3. Step 3: Cross multiply
    22,218.57x = 33,326.82 × 5,578.23
  4. Step 4: Simplify right side
    22,218.57x = 185,904,667.13
  5. Step 5: Solve for x
    x = 185,904,667.13/22,218.57
  6. Step 6: Final answer
    x = 8,367.09

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Double scale
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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.