Home / 19,509.73-26,923.41-11,013.64

Finding the Fourth Proportional to 19,509.73, 26,923.41 and 11,013.64

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Solution

The fourth proportional to 19,509.73, 26,923.41 and 11,013.64 is: 15,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.73 : 26,923.41 = 11,013.64 : x
  2. Step 2: Convert to fraction form
    19,509.73/26,923.41 = 11,013.64/x
  3. Step 3: Cross multiply
    19,509.73x = 26,923.41 × 11,013.64
  4. Step 4: Simplify right side
    19,509.73x = 296,524,745.31
  5. Step 5: Solve for x
    x = 296,524,745.31/19,509.73
  6. Step 6: Final answer
    x = 15,198.81

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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.