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Finding the Fourth Proportional to 32.08, 48.10 and 25.32

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Solution

The fourth proportional to 32.08, 48.10 and 25.32 is: 37.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.08 : 48.10 = 25.32 : x
  2. Step 2: Convert to fraction form
    32.08/48.10 = 25.32/x
  3. Step 3: Cross multiply
    32.08x = 48.10 × 25.32
  4. Step 4: Simplify right side
    32.08x = 1,217.89
  5. Step 5: Solve for x
    x = 1,217.89/32.08
  6. Step 6: Final answer
    x = 37.96

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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.