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Finding the Fourth Proportional to 35.67, 53.54 and 16.44

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Solution

The fourth proportional to 35.67, 53.54 and 16.44 is: 24.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.67 : 53.54 = 16.44 : x
  2. Step 2: Convert to fraction form
    35.67/53.54 = 16.44/x
  3. Step 3: Cross multiply
    35.67x = 53.54 × 16.44
  4. Step 4: Simplify right side
    35.67x = 880.20
  5. Step 5: Solve for x
    x = 880.20/35.67
  6. Step 6: Final answer
    x = 24.68

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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.