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Finding the Fourth Proportional to 29,481.31, 44,208.73 and 12,833.11

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Solution

The fourth proportional to 29,481.31, 44,208.73 and 12,833.11 is: 19,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,481.31 : 44,208.73 = 12,833.11 : x
  2. Step 2: Convert to fraction form
    29,481.31/44,208.73 = 12,833.11/x
  3. Step 3: Cross multiply
    29,481.31x = 44,208.73 × 12,833.11
  4. Step 4: Simplify right side
    29,481.31x = 567,335,495.05
  5. Step 5: Solve for x
    x = 567,335,495.05/29,481.31
  6. Step 6: Final answer
    x = 19,243.90

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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.