Home / 40,163.54-55,424.83-22,258.39

Finding the Fourth Proportional to 40,163.54, 55,424.83 and 22,258.39

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Solution

The fourth proportional to 40,163.54, 55,424.83 and 22,258.39 is: 30,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,163.54 : 55,424.83 = 22,258.39 : x
  2. Step 2: Convert to fraction form
    40,163.54/55,424.83 = 22,258.39/x
  3. Step 3: Cross multiply
    40,163.54x = 55,424.83 × 22,258.39
  4. Step 4: Simplify right side
    40,163.54x = 1,233,667,287.62
  5. Step 5: Solve for x
    x = 1,233,667,287.62/40,163.54
  6. Step 6: Final answer
    x = 30,716.10

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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.