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Finding the Fourth Proportional to 15.93, 24.03 and 15.66

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Solution

The fourth proportional to 15.93, 24.03 and 15.66 is: 23.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.93 : 24.03 = 15.66 : x
  2. Step 2: Convert to fraction form
    15.93/24.03 = 15.66/x
  3. Step 3: Cross multiply
    15.93x = 24.03 × 15.66
  4. Step 4: Simplify right side
    15.93x = 376.31
  5. Step 5: Solve for x
    x = 376.31/15.93
  6. Step 6: Final answer
    x = 23.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.