Home / 16,183.28-22,322.04-9,884.72

Finding the Fourth Proportional to 16,183.28, 22,322.04 and 9,884.72

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Solution

The fourth proportional to 16,183.28, 22,322.04 and 9,884.72 is: 13,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,183.28 : 22,322.04 = 9,884.72 : x
  2. Step 2: Convert to fraction form
    16,183.28/22,322.04 = 9,884.72/x
  3. Step 3: Cross multiply
    16,183.28x = 22,322.04 × 9,884.72
  4. Step 4: Simplify right side
    16,183.28x = 220,647,115.23
  5. Step 5: Solve for x
    x = 220,647,115.23/16,183.28
  6. Step 6: Final answer
    x = 13,634.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.