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Finding the Fourth Proportional to 25.26, 37.64 and 23.54

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Solution

The fourth proportional to 25.26, 37.64 and 23.54 is: 35.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.26 : 37.64 = 23.54 : x
  2. Step 2: Convert to fraction form
    25.26/37.64 = 23.54/x
  3. Step 3: Cross multiply
    25.26x = 37.64 × 23.54
  4. Step 4: Simplify right side
    25.26x = 886.05
  5. Step 5: Solve for x
    x = 886.05/25.26
  6. Step 6: Final answer
    x = 35.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.