Home / 22,147.60-33,230.36-8,996.56

Finding the Fourth Proportional to 22,147.60, 33,230.36 and 8,996.56

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Solution

The fourth proportional to 22,147.60, 33,230.36 and 8,996.56 is: 13,498.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.60 : 33,230.36 = 8,996.56 : x
  2. Step 2: Convert to fraction form
    22,147.60/33,230.36 = 8,996.56/x
  3. Step 3: Cross multiply
    22,147.60x = 33,230.36 × 8,996.56
  4. Step 4: Simplify right side
    22,147.60x = 298,958,927.56
  5. Step 5: Solve for x
    x = 298,958,927.56/22,147.60
  6. Step 6: Final answer
    x = 13,498.48

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Half scale
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Double scale
Find fourth proportional to 22,148.60, 33,231.86 and 8,997.56
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.