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Finding the Fourth Proportional to 26.61, 36.69 and 23.54

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Solution

The fourth proportional to 26.61, 36.69 and 23.54 is: 32.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.61 : 36.69 = 23.54 : x
  2. Step 2: Convert to fraction form
    26.61/36.69 = 23.54/x
  3. Step 3: Cross multiply
    26.61x = 36.69 × 23.54
  4. Step 4: Simplify right side
    26.61x = 863.68
  5. Step 5: Solve for x
    x = 863.68/26.61
  6. Step 6: Final answer
    x = 32.46

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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.