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Finding the Fourth Proportional to 46.25, 63.82 and 25.53

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Solution

The fourth proportional to 46.25, 63.82 and 25.53 is: 35.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.25 : 63.82 = 25.53 : x
  2. Step 2: Convert to fraction form
    46.25/63.82 = 25.53/x
  3. Step 3: Cross multiply
    46.25x = 63.82 × 25.53
  4. Step 4: Simplify right side
    46.25x = 1,629.13
  5. Step 5: Solve for x
    x = 1,629.13/46.25
  6. Step 6: Final answer
    x = 35.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.