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Finding the Fourth Proportional to 26.48, 39.73 and 22.02

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Solution

The fourth proportional to 26.48, 39.73 and 22.02 is: 33.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.48 : 39.73 = 22.02 : x
  2. Step 2: Convert to fraction form
    26.48/39.73 = 22.02/x
  3. Step 3: Cross multiply
    26.48x = 39.73 × 22.02
  4. Step 4: Simplify right side
    26.48x = 874.80
  5. Step 5: Solve for x
    x = 874.80/26.48
  6. Step 6: Final answer
    x = 33.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.