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Finding the Fourth Proportional to 15.92, 23.99 and 14.93

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Solution

The fourth proportional to 15.92, 23.99 and 14.93 is: 22.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.92 : 23.99 = 14.93 : x
  2. Step 2: Convert to fraction form
    15.92/23.99 = 14.93/x
  3. Step 3: Cross multiply
    15.92x = 23.99 × 14.93
  4. Step 4: Simplify right side
    15.92x = 358.17
  5. Step 5: Solve for x
    x = 358.17/15.92
  6. Step 6: Final answer
    x = 22.50

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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.