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Finding the Fourth Proportional to 35.93, 54.11 and 33.90

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Solution

The fourth proportional to 35.93, 54.11 and 33.90 is: 51.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.93 : 54.11 = 33.90 : x
  2. Step 2: Convert to fraction form
    35.93/54.11 = 33.90/x
  3. Step 3: Cross multiply
    35.93x = 54.11 × 33.90
  4. Step 4: Simplify right side
    35.93x = 1,834.16
  5. Step 5: Solve for x
    x = 1,834.16/35.93
  6. Step 6: Final answer
    x = 51.06

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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.