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Finding the Fourth Proportional to 29,896.70, 44,851.05 and 8,836.70

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Solution

The fourth proportional to 29,896.70, 44,851.05 and 8,836.70 is: 13,256.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,896.70 : 44,851.05 = 8,836.70 : x
  2. Step 2: Convert to fraction form
    29,896.70/44,851.05 = 8,836.70/x
  3. Step 3: Cross multiply
    29,896.70x = 44,851.05 × 8,836.70
  4. Step 4: Simplify right side
    29,896.70x = 396,335,273.54
  5. Step 5: Solve for x
    x = 396,335,273.54/29,896.70
  6. Step 6: Final answer
    x = 13,256.82

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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.