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Finding the Fourth Proportional to 22,244.52, 33,361.92 and 7,455.54

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Solution

The fourth proportional to 22,244.52, 33,361.92 and 7,455.54 is: 11,181.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,244.52 : 33,361.92 = 7,455.54 : x
  2. Step 2: Convert to fraction form
    22,244.52/33,361.92 = 7,455.54/x
  3. Step 3: Cross multiply
    22,244.52x = 33,361.92 × 7,455.54
  4. Step 4: Simplify right side
    22,244.52x = 248,731,129.04
  5. Step 5: Solve for x
    x = 248,731,129.04/22,244.52
  6. Step 6: Final answer
    x = 11,181.68

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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.