Home / 22,205.25-33,321.02-8,175.14

Finding the Fourth Proportional to 22,205.25, 33,321.02 and 8,175.14

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Solution

The fourth proportional to 22,205.25, 33,321.02 and 8,175.14 is: 12,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.25 : 33,321.02 = 8,175.14 : x
  2. Step 2: Convert to fraction form
    22,205.25/33,321.02 = 8,175.14/x
  3. Step 3: Cross multiply
    22,205.25x = 33,321.02 × 8,175.14
  4. Step 4: Simplify right side
    22,205.25x = 272,404,003.44
  5. Step 5: Solve for x
    x = 272,404,003.44/22,205.25
  6. Step 6: Final answer
    x = 12,267.55

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Half scale
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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.