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Finding the Fourth Proportional to 33,771.88, 50,645.67 and 11,579.30

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Solution

The fourth proportional to 33,771.88, 50,645.67 and 11,579.30 is: 17,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,771.88 : 50,645.67 = 11,579.30 : x
  2. Step 2: Convert to fraction form
    33,771.88/50,645.67 = 11,579.30/x
  3. Step 3: Cross multiply
    33,771.88x = 50,645.67 × 11,579.30
  4. Step 4: Simplify right side
    33,771.88x = 586,441,406.63
  5. Step 5: Solve for x
    x = 586,441,406.63/33,771.88
  6. Step 6: Final answer
    x = 17,364.78

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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.