Home / 23,163.36-31,888.12-22,105.44

Finding the Fourth Proportional to 23,163.36, 31,888.12 and 22,105.44

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Solution

The fourth proportional to 23,163.36, 31,888.12 and 22,105.44 is: 30,431.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163.36 : 31,888.12 = 22,105.44 : x
  2. Step 2: Convert to fraction form
    23,163.36/31,888.12 = 22,105.44/x
  3. Step 3: Cross multiply
    23,163.36x = 31,888.12 × 22,105.44
  4. Step 4: Simplify right side
    23,163.36x = 704,900,923.37
  5. Step 5: Solve for x
    x = 704,900,923.37/23,163.36
  6. Step 6: Final answer
    x = 30,431.72

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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.