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Finding the Fourth Proportional to 26.03, 35.91 and 16.69

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Solution

The fourth proportional to 26.03, 35.91 and 16.69 is: 23.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.03 : 35.91 = 16.69 : x
  2. Step 2: Convert to fraction form
    26.03/35.91 = 16.69/x
  3. Step 3: Cross multiply
    26.03x = 35.91 × 16.69
  4. Step 4: Simplify right side
    26.03x = 599.34
  5. Step 5: Solve for x
    x = 599.34/26.03
  6. Step 6: Final answer
    x = 23.02

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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.