Home / 16,021.92-23,997.72-13,217.04

Finding the Fourth Proportional to 16,021.92, 23,997.72 and 13,217.04

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Solution

The fourth proportional to 16,021.92, 23,997.72 and 13,217.04 is: 19,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,021.92 : 23,997.72 = 13,217.04 : x
  2. Step 2: Convert to fraction form
    16,021.92/23,997.72 = 13,217.04/x
  3. Step 3: Cross multiply
    16,021.92x = 23,997.72 × 13,217.04
  4. Step 4: Simplify right side
    16,021.92x = 317,178,825.15
  5. Step 5: Solve for x
    x = 317,178,825.15/16,021.92
  6. Step 6: Final answer
    x = 19,796.56

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1.5x scale

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.