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Finding the Fourth Proportional to 22.80, 34.14 and 17.37

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Solution

The fourth proportional to 22.80, 34.14 and 17.37 is: 26.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.80 : 34.14 = 17.37 : x
  2. Step 2: Convert to fraction form
    22.80/34.14 = 17.37/x
  3. Step 3: Cross multiply
    22.80x = 34.14 × 17.37
  4. Step 4: Simplify right side
    22.80x = 593.01
  5. Step 5: Solve for x
    x = 593.01/22.80
  6. Step 6: Final answer
    x = 26.01

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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.