Home / 16,033.64-22,120.14-9,318.06

Finding the Fourth Proportional to 16,033.64, 22,120.14 and 9,318.06

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Solution

The fourth proportional to 16,033.64, 22,120.14 and 9,318.06 is: 12,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,033.64 : 22,120.14 = 9,318.06 : x
  2. Step 2: Convert to fraction form
    16,033.64/22,120.14 = 9,318.06/x
  3. Step 3: Cross multiply
    16,033.64x = 22,120.14 × 9,318.06
  4. Step 4: Simplify right side
    16,033.64x = 206,116,791.73
  5. Step 5: Solve for x
    x = 206,116,791.73/16,033.64
  6. Step 6: Final answer
    x = 12,855.27

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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.