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Finding the Fourth Proportional to 14.63, 20.06 and 14.62

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Solution

The fourth proportional to 14.63, 20.06 and 14.62 is: 20.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.63 : 20.06 = 14.62 : x
  2. Step 2: Convert to fraction form
    14.63/20.06 = 14.62/x
  3. Step 3: Cross multiply
    14.63x = 20.06 × 14.62
  4. Step 4: Simplify right side
    14.63x = 293.18
  5. Step 5: Solve for x
    x = 293.18/14.63
  6. Step 6: Final answer
    x = 20.04

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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.