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Finding the Fourth Proportional to 26.14, 36.06 and 22.00

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Solution

The fourth proportional to 26.14, 36.06 and 22.00 is: 30.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.14 : 36.06 = 22.00 : x
  2. Step 2: Convert to fraction form
    26.14/36.06 = 22.00/x
  3. Step 3: Cross multiply
    26.14x = 36.06 × 22.00
  4. Step 4: Simplify right side
    26.14x = 793.42
  5. Step 5: Solve for x
    x = 793.42/26.14
  6. Step 6: Final answer
    x = 30.36

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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.