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Finding the Fourth Proportional to 33,958.73, 50,938.13 and 11,772.13

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Solution

The fourth proportional to 33,958.73, 50,938.13 and 11,772.13 is: 17,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,958.73 : 50,938.13 = 11,772.13 : x
  2. Step 2: Convert to fraction form
    33,958.73/50,938.13 = 11,772.13/x
  3. Step 3: Cross multiply
    33,958.73x = 50,938.13 × 11,772.13
  4. Step 4: Simplify right side
    33,958.73x = 599,650,102.11
  5. Step 5: Solve for x
    x = 599,650,102.11/33,958.73
  6. Step 6: Final answer
    x = 17,658.20

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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.