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Finding the Fourth Proportional to 22,015.38, 33,022.64 and 5,375.14

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Solution

The fourth proportional to 22,015.38, 33,022.64 and 5,375.14 is: 8,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.38 : 33,022.64 = 5,375.14 : x
  2. Step 2: Convert to fraction form
    22,015.38/33,022.64 = 5,375.14/x
  3. Step 3: Cross multiply
    22,015.38x = 33,022.64 × 5,375.14
  4. Step 4: Simplify right side
    22,015.38x = 177,501,313.17
  5. Step 5: Solve for x
    x = 177,501,313.17/22,015.38
  6. Step 6: Final answer
    x = 8,062.61

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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.