Home / 31,229.06-46,831.82-10,163.58

Finding the Fourth Proportional to 31,229.06, 46,831.82 and 10,163.58

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Solution

The fourth proportional to 31,229.06, 46,831.82 and 10,163.58 is: 15,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229.06 : 46,831.82 = 10,163.58 : x
  2. Step 2: Convert to fraction form
    31,229.06/46,831.82 = 10,163.58/x
  3. Step 3: Cross multiply
    31,229.06x = 46,831.82 × 10,163.58
  4. Step 4: Simplify right side
    31,229.06x = 475,978,949.12
  5. Step 5: Solve for x
    x = 475,978,949.12/31,229.06
  6. Step 6: Final answer
    x = 15,241.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.