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Finding the Fourth Proportional to 32,321.01, 48,481.44 and 8,947.38

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Solution

The fourth proportional to 32,321.01, 48,481.44 and 8,947.38 is: 13,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,321.01 : 48,481.44 = 8,947.38 : x
  2. Step 2: Convert to fraction form
    32,321.01/48,481.44 = 8,947.38/x
  3. Step 3: Cross multiply
    32,321.01x = 48,481.44 × 8,947.38
  4. Step 4: Simplify right side
    32,321.01x = 433,781,866.63
  5. Step 5: Solve for x
    x = 433,781,866.63/32,321.01
  6. Step 6: Final answer
    x = 13,421.05

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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.