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Finding the Fourth Proportional to 35.16, 52.68 and 33.83

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Solution

The fourth proportional to 35.16, 52.68 and 33.83 is: 50.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.16 : 52.68 = 33.83 : x
  2. Step 2: Convert to fraction form
    35.16/52.68 = 33.83/x
  3. Step 3: Cross multiply
    35.16x = 52.68 × 33.83
  4. Step 4: Simplify right side
    35.16x = 1,782.12
  5. Step 5: Solve for x
    x = 1,782.12/35.16
  6. Step 6: Final answer
    x = 50.69

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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.