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Finding the Fourth Proportional to 35.35, 52.99 and 25.27

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Solution

The fourth proportional to 35.35, 52.99 and 25.27 is: 37.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.35 : 52.99 = 25.27 : x
  2. Step 2: Convert to fraction form
    35.35/52.99 = 25.27/x
  3. Step 3: Cross multiply
    35.35x = 52.99 × 25.27
  4. Step 4: Simplify right side
    35.35x = 1,338.86
  5. Step 5: Solve for x
    x = 1,338.86/35.35
  6. Step 6: Final answer
    x = 37.88

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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.