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Finding the Fourth Proportional to 32.02, 48.08 and 26.92

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Solution

The fourth proportional to 32.02, 48.08 and 26.92 is: 40.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.02 : 48.08 = 26.92 : x
  2. Step 2: Convert to fraction form
    32.02/48.08 = 26.92/x
  3. Step 3: Cross multiply
    32.02x = 48.08 × 26.92
  4. Step 4: Simplify right side
    32.02x = 1,294.31
  5. Step 5: Solve for x
    x = 1,294.31/32.02
  6. Step 6: Final answer
    x = 40.42

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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.