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Finding the Fourth Proportional to 26.63, 36.75 and 25.52

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Solution

The fourth proportional to 26.63, 36.75 and 25.52 is: 35.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.63 : 36.75 = 25.52 : x
  2. Step 2: Convert to fraction form
    26.63/36.75 = 25.52/x
  3. Step 3: Cross multiply
    26.63x = 36.75 × 25.52
  4. Step 4: Simplify right side
    26.63x = 937.77
  5. Step 5: Solve for x
    x = 937.77/26.63
  6. Step 6: Final answer
    x = 35.22

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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.