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Finding the Fourth Proportional to 33.77, 50.92 and 33.17

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Solution

The fourth proportional to 33.77, 50.92 and 33.17 is: 50.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.77 : 50.92 = 33.17 : x
  2. Step 2: Convert to fraction form
    33.77/50.92 = 33.17/x
  3. Step 3: Cross multiply
    33.77x = 50.92 × 33.17
  4. Step 4: Simplify right side
    33.77x = 1,688.68
  5. Step 5: Solve for x
    x = 1,688.68/33.77
  6. Step 6: Final answer
    x = 50.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.