Home / 18,993.06-26,204.67-11,033.73

Finding the Fourth Proportional to 18,993.06, 26,204.67 and 11,033.73

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Solution

The fourth proportional to 18,993.06, 26,204.67 and 11,033.73 is: 15,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,993.06 : 26,204.67 = 11,033.73 : x
  2. Step 2: Convert to fraction form
    18,993.06/26,204.67 = 11,033.73/x
  3. Step 3: Cross multiply
    18,993.06x = 26,204.67 × 11,033.73
  4. Step 4: Simplify right side
    18,993.06x = 289,135,253.52
  5. Step 5: Solve for x
    x = 289,135,253.52/18,993.06
  6. Step 6: Final answer
    x = 15,223.21

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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.