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Finding the Fourth Proportional to 16.28, 24.51 and 14.62

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Solution

The fourth proportional to 16.28, 24.51 and 14.62 is: 22.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.28 : 24.51 = 14.62 : x
  2. Step 2: Convert to fraction form
    16.28/24.51 = 14.62/x
  3. Step 3: Cross multiply
    16.28x = 24.51 × 14.62
  4. Step 4: Simplify right side
    16.28x = 358.34
  5. Step 5: Solve for x
    x = 358.34/16.28
  6. Step 6: Final answer
    x = 22.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.