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Finding the Fourth Proportional to 33,856.08, 50,770.08 and 12,792.48

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Solution

The fourth proportional to 33,856.08, 50,770.08 and 12,792.48 is: 19,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,856.08 : 50,770.08 = 12,792.48 : x
  2. Step 2: Convert to fraction form
    33,856.08/50,770.08 = 12,792.48/x
  3. Step 3: Cross multiply
    33,856.08x = 50,770.08 × 12,792.48
  4. Step 4: Simplify right side
    33,856.08x = 649,475,233.00
  5. Step 5: Solve for x
    x = 649,475,233.00/33,856.08
  6. Step 6: Final answer
    x = 19,183.42

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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.