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Finding the Fourth Proportional to 25.47, 35.01 and 23.67

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Solution

The fourth proportional to 25.47, 35.01 and 23.67 is: 32.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.47 : 35.01 = 23.67 : x
  2. Step 2: Convert to fraction form
    25.47/35.01 = 23.67/x
  3. Step 3: Cross multiply
    25.47x = 35.01 × 23.67
  4. Step 4: Simplify right side
    25.47x = 828.69
  5. Step 5: Solve for x
    x = 828.69/25.47
  6. Step 6: Final answer
    x = 32.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.