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Finding the Fourth Proportional to 33,607.44, 50,404.68 and 12,826.08

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Solution

The fourth proportional to 33,607.44, 50,404.68 and 12,826.08 is: 19,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,607.44 : 50,404.68 = 12,826.08 : x
  2. Step 2: Convert to fraction form
    33,607.44/50,404.68 = 12,826.08/x
  3. Step 3: Cross multiply
    33,607.44x = 50,404.68 × 12,826.08
  4. Step 4: Simplify right side
    33,607.44x = 646,494,458.05
  5. Step 5: Solve for x
    x = 646,494,458.05/33,607.44
  6. Step 6: Final answer
    x = 19,236.65

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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.