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Finding the Fourth Proportional to 25.14, 34.62 and 23.34

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Solution

The fourth proportional to 25.14, 34.62 and 23.34 is: 32.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.14 : 34.62 = 23.34 : x
  2. Step 2: Convert to fraction form
    25.14/34.62 = 23.34/x
  3. Step 3: Cross multiply
    25.14x = 34.62 × 23.34
  4. Step 4: Simplify right side
    25.14x = 808.03
  5. Step 5: Solve for x
    x = 808.03/25.14
  6. Step 6: Final answer
    x = 32.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.