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Finding the Fourth Proportional to 33,406.44, 50,107.90 and 11,220.27

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Solution

The fourth proportional to 33,406.44, 50,107.90 and 11,220.27 is: 16,829.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,406.44 : 50,107.90 = 11,220.27 : x
  2. Step 2: Convert to fraction form
    33,406.44/50,107.90 = 11,220.27/x
  3. Step 3: Cross multiply
    33,406.44x = 50,107.90 × 11,220.27
  4. Step 4: Simplify right side
    33,406.44x = 562,224,167.13
  5. Step 5: Solve for x
    x = 562,224,167.13/33,406.44
  6. Step 6: Final answer
    x = 16,829.81

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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.