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Finding the Fourth Proportional to 22,241.52, 33,365.16 and 6,657.12

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Solution

The fourth proportional to 22,241.52, 33,365.16 and 6,657.12 is: 9,986.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,241.52 : 33,365.16 = 6,657.12 : x
  2. Step 2: Convert to fraction form
    22,241.52/33,365.16 = 6,657.12/x
  3. Step 3: Cross multiply
    22,241.52x = 33,365.16 × 6,657.12
  4. Step 4: Simplify right side
    22,241.52x = 222,115,873.94
  5. Step 5: Solve for x
    x = 222,115,873.94/22,241.52
  6. Step 6: Final answer
    x = 9,986.54

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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.