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Finding the Fourth Proportional to 27.33, 37.55 and 26.34

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Solution

The fourth proportional to 27.33, 37.55 and 26.34 is: 36.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.33 : 37.55 = 26.34 : x
  2. Step 2: Convert to fraction form
    27.33/37.55 = 26.34/x
  3. Step 3: Cross multiply
    27.33x = 37.55 × 26.34
  4. Step 4: Simplify right side
    27.33x = 988.94
  5. Step 5: Solve for x
    x = 988.94/27.33
  6. Step 6: Final answer
    x = 36.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.