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Finding the Fourth Proportional to 15.01, 22.49 and 14.67

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Solution

The fourth proportional to 15.01, 22.49 and 14.67 is: 21.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.01 : 22.49 = 14.67 : x
  2. Step 2: Convert to fraction form
    15.01/22.49 = 14.67/x
  3. Step 3: Cross multiply
    15.01x = 22.49 × 14.67
  4. Step 4: Simplify right side
    15.01x = 329.93
  5. Step 5: Solve for x
    x = 329.93/15.01
  6. Step 6: Final answer
    x = 21.98

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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.