Home / 33,772.60-50,661.78-8,815.96

Finding the Fourth Proportional to 33,772.60, 50,661.78 and 8,815.96

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Solution

The fourth proportional to 33,772.60, 50,661.78 and 8,815.96 is: 13,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,772.60 : 50,661.78 = 8,815.96 : x
  2. Step 2: Convert to fraction form
    33,772.60/50,661.78 = 8,815.96/x
  3. Step 3: Cross multiply
    33,772.60x = 50,661.78 × 8,815.96
  4. Step 4: Simplify right side
    33,772.60x = 446,632,226.01
  5. Step 5: Solve for x
    x = 446,632,226.01/33,772.60
  6. Step 6: Final answer
    x = 13,224.69

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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.