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Finding the Fourth Proportional to 41.36, 62.07 and 15.69

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Solution

The fourth proportional to 41.36, 62.07 and 15.69 is: 23.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.36 : 62.07 = 15.69 : x
  2. Step 2: Convert to fraction form
    41.36/62.07 = 15.69/x
  3. Step 3: Cross multiply
    41.36x = 62.07 × 15.69
  4. Step 4: Simplify right side
    41.36x = 973.88
  5. Step 5: Solve for x
    x = 973.88/41.36
  6. Step 6: Final answer
    x = 23.55

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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.