Home / 31,219.83-46,831.67-11,512.13

Finding the Fourth Proportional to 31,219.83, 46,831.67 and 11,512.13

Calculator

Solution

The fourth proportional to 31,219.83, 46,831.67 and 11,512.13 is: 17,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,219.83 : 46,831.67 = 11,512.13 : x
  2. Step 2: Convert to fraction form
    31,219.83/46,831.67 = 11,512.13/x
  3. Step 3: Cross multiply
    31,219.83x = 46,831.67 × 11,512.13
  4. Step 4: Simplify right side
    31,219.83x = 539,132,024.61
  5. Step 5: Solve for x
    x = 539,132,024.61/31,219.83
  6. Step 6: Final answer
    x = 17,268.90

Related Problems

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.