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Finding the Fourth Proportional to 32,251.44, 48,369.60 and 8,879.76

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Solution

The fourth proportional to 32,251.44, 48,369.60 and 8,879.76 is: 13,317.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,251.44 : 48,369.60 = 8,879.76 : x
  2. Step 2: Convert to fraction form
    32,251.44/48,369.60 = 8,879.76/x
  3. Step 3: Cross multiply
    32,251.44x = 48,369.60 × 8,879.76
  4. Step 4: Simplify right side
    32,251.44x = 429,510,439.30
  5. Step 5: Solve for x
    x = 429,510,439.30/32,251.44
  6. Step 6: Final answer
    x = 13,317.56

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1.5x scale

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.