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Finding the Fourth Proportional to 29,676.73, 44,521.75 and 9,954.78

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Solution

The fourth proportional to 29,676.73, 44,521.75 and 9,954.78 is: 14,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.73 : 44,521.75 = 9,954.78 : x
  2. Step 2: Convert to fraction form
    29,676.73/44,521.75 = 9,954.78/x
  3. Step 3: Cross multiply
    29,676.73x = 44,521.75 × 9,954.78
  4. Step 4: Simplify right side
    29,676.73x = 443,204,003.86
  5. Step 5: Solve for x
    x = 443,204,003.86/29,676.73
  6. Step 6: Final answer
    x = 14,934.40

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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.