Home / 40,163.16-55,425.29-22,258.48

Finding the Fourth Proportional to 40,163.16, 55,425.29 and 22,258.48

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Solution

The fourth proportional to 40,163.16, 55,425.29 and 22,258.48 is: 30,716.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,163.16 : 55,425.29 = 22,258.48 : x
  2. Step 2: Convert to fraction form
    40,163.16/55,425.29 = 22,258.48/x
  3. Step 3: Cross multiply
    40,163.16x = 55,425.29 × 22,258.48
  4. Step 4: Simplify right side
    40,163.16x = 1,233,682,708.96
  5. Step 5: Solve for x
    x = 1,233,682,708.96/40,163.16
  6. Step 6: Final answer
    x = 30,716.77

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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.