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Finding the Fourth Proportional to 33,758.34, 50,638.34 and 11,571.58

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Solution

The fourth proportional to 33,758.34, 50,638.34 and 11,571.58 is: 17,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,758.34 : 50,638.34 = 11,571.58 : x
  2. Step 2: Convert to fraction form
    33,758.34/50,638.34 = 11,571.58/x
  3. Step 3: Cross multiply
    33,758.34x = 50,638.34 × 11,571.58
  4. Step 4: Simplify right side
    33,758.34x = 585,965,602.38
  5. Step 5: Solve for x
    x = 585,965,602.38/33,758.34
  6. Step 6: Final answer
    x = 17,357.65

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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.