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Finding the Fourth Proportional to 32.66, 48.32 and 32.54

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Solution

The fourth proportional to 32.66, 48.32 and 32.54 is: 48.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.66 : 48.32 = 32.54 : x
  2. Step 2: Convert to fraction form
    32.66/48.32 = 32.54/x
  3. Step 3: Cross multiply
    32.66x = 48.32 × 32.54
  4. Step 4: Simplify right side
    32.66x = 1,572.33
  5. Step 5: Solve for x
    x = 1,572.33/32.66
  6. Step 6: Final answer
    x = 48.14

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.