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Finding the Fourth Proportional to 33,252, 49,877.94 and 19,391.28

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Solution

The fourth proportional to 33,252, 49,877.94 and 19,391.28 is: 29,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,252 : 49,877.94 = 19,391.28 : x
  2. Step 2: Convert to fraction form
    33,252/49,877.94 = 19,391.28/x
  3. Step 3: Cross multiply
    33,252x = 49,877.94 × 19,391.28
  4. Step 4: Simplify right side
    33,252x = 967,197,100.36
  5. Step 5: Solve for x
    x = 967,197,100.36/33,252
  6. Step 6: Final answer
    x = 29,086.89

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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.