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Finding the Fourth Proportional to 26.33, 39.29 and 23.63

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Solution

The fourth proportional to 26.33, 39.29 and 23.63 is: 35.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.33 : 39.29 = 23.63 : x
  2. Step 2: Convert to fraction form
    26.33/39.29 = 23.63/x
  3. Step 3: Cross multiply
    26.33x = 39.29 × 23.63
  4. Step 4: Simplify right side
    26.33x = 928.11
  5. Step 5: Solve for x
    x = 928.11/26.33
  6. Step 6: Final answer
    x = 35.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.