Home / 22,422.08-33,632.94-8,385.65

Finding the Fourth Proportional to 22,422.08, 33,632.94 and 8,385.65

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Solution

The fourth proportional to 22,422.08, 33,632.94 and 8,385.65 is: 12,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422.08 : 33,632.94 = 8,385.65 : x
  2. Step 2: Convert to fraction form
    22,422.08/33,632.94 = 8,385.65/x
  3. Step 3: Cross multiply
    22,422.08x = 33,632.94 × 8,385.65
  4. Step 4: Simplify right side
    22,422.08x = 282,034,063.31
  5. Step 5: Solve for x
    x = 282,034,063.31/22,422.08
  6. Step 6: Final answer
    x = 12,578.41

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Half scale
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Double scale
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Similar ratio
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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.