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Finding the Fourth Proportional to 33,394.40, 50,076.03 and 19,358.44

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Solution

The fourth proportional to 33,394.40, 50,076.03 and 19,358.44 is: 29,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,394.40 : 50,076.03 = 19,358.44 : x
  2. Step 2: Convert to fraction form
    33,394.40/50,076.03 = 19,358.44/x
  3. Step 3: Cross multiply
    33,394.40x = 50,076.03 × 19,358.44
  4. Step 4: Simplify right side
    33,394.40x = 969,393,950.17
  5. Step 5: Solve for x
    x = 969,393,950.17/33,394.40
  6. Step 6: Final answer
    x = 29,028.64

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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.