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Finding the Fourth Proportional to 12,038.44, 18,059 and 3,273.44

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Solution

The fourth proportional to 12,038.44, 18,059 and 3,273.44 is: 4,910.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.44 : 18,059 = 3,273.44 : x
  2. Step 2: Convert to fraction form
    12,038.44/18,059 = 3,273.44/x
  3. Step 3: Cross multiply
    12,038.44x = 18,059 × 3,273.44
  4. Step 4: Simplify right side
    12,038.44x = 59,115,052.96
  5. Step 5: Solve for x
    x = 59,115,052.96/12,038.44
  6. Step 6: Final answer
    x = 4,910.52

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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.