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Finding the Fourth Proportional to 26.32, 36.33 and 16.60

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Solution

The fourth proportional to 26.32, 36.33 and 16.60 is: 22.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.32 : 36.33 = 16.60 : x
  2. Step 2: Convert to fraction form
    26.32/36.33 = 16.60/x
  3. Step 3: Cross multiply
    26.32x = 36.33 × 16.60
  4. Step 4: Simplify right side
    26.32x = 603.08
  5. Step 5: Solve for x
    x = 603.08/26.32
  6. Step 6: Final answer
    x = 22.91

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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.