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Finding the Fourth Proportional to 44,930.52, 67,394.88 and 19,963.80

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Solution

The fourth proportional to 44,930.52, 67,394.88 and 19,963.80 is: 29,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,930.52 : 67,394.88 = 19,963.80 : x
  2. Step 2: Convert to fraction form
    44,930.52/67,394.88 = 19,963.80/x
  3. Step 3: Cross multiply
    44,930.52x = 67,394.88 × 19,963.80
  4. Step 4: Simplify right side
    44,930.52x = 1,345,457,905.34
  5. Step 5: Solve for x
    x = 1,345,457,905.34/44,930.52
  6. Step 6: Final answer
    x = 29,945.30

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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.