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Finding the Fourth Proportional to 32.46, 49.10 and 32.26

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Solution

The fourth proportional to 32.46, 49.10 and 32.26 is: 48.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.46 : 49.10 = 32.26 : x
  2. Step 2: Convert to fraction form
    32.46/49.10 = 32.26/x
  3. Step 3: Cross multiply
    32.46x = 49.10 × 32.26
  4. Step 4: Simplify right side
    32.46x = 1,583.97
  5. Step 5: Solve for x
    x = 1,583.97/32.46
  6. Step 6: Final answer
    x = 48.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.