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Finding the Fourth Proportional to 22,015.06, 33,022 and 6,221.18

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Solution

The fourth proportional to 22,015.06, 33,022 and 6,221.18 is: 9,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.06 : 33,022 = 6,221.18 : x
  2. Step 2: Convert to fraction form
    22,015.06/33,022 = 6,221.18/x
  3. Step 3: Cross multiply
    22,015.06x = 33,022 × 6,221.18
  4. Step 4: Simplify right side
    22,015.06x = 205,435,805.96
  5. Step 5: Solve for x
    x = 205,435,805.96/22,015.06
  6. Step 6: Final answer
    x = 9,331.60

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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.