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Finding the Fourth Proportional to 33,650.78, 50,401.44 and 21,766.25

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Solution

The fourth proportional to 33,650.78, 50,401.44 and 21,766.25 is: 32,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,650.78 : 50,401.44 = 21,766.25 : x
  2. Step 2: Convert to fraction form
    33,650.78/50,401.44 = 21,766.25/x
  3. Step 3: Cross multiply
    33,650.78x = 50,401.44 × 21,766.25
  4. Step 4: Simplify right side
    33,650.78x = 1,097,050,469.40
  5. Step 5: Solve for x
    x = 1,097,050,469.40/33,650.78
  6. Step 6: Final answer
    x = 32,601.05

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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.