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Finding the Fourth Proportional to 15.46, 23.23 and 10.14

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Solution

The fourth proportional to 15.46, 23.23 and 10.14 is: 15.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.46 : 23.23 = 10.14 : x
  2. Step 2: Convert to fraction form
    15.46/23.23 = 10.14/x
  3. Step 3: Cross multiply
    15.46x = 23.23 × 10.14
  4. Step 4: Simplify right side
    15.46x = 235.55
  5. Step 5: Solve for x
    x = 235.55/15.46
  6. Step 6: Final answer
    x = 15.24

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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.