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Finding the Fourth Proportional to 65.05, 97.58 and 24.48

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Solution

The fourth proportional to 65.05, 97.58 and 24.48 is: 36.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65.05 : 97.58 = 24.48 : x
  2. Step 2: Convert to fraction form
    65.05/97.58 = 24.48/x
  3. Step 3: Cross multiply
    65.05x = 97.58 × 24.48
  4. Step 4: Simplify right side
    65.05x = 2,388.76
  5. Step 5: Solve for x
    x = 2,388.76/65.05
  6. Step 6: Final answer
    x = 36.72

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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.