Home / 40,111.92-55,356.48-22,207.68

Finding the Fourth Proportional to 40,111.92, 55,356.48 and 22,207.68

Calculator

Solution

The fourth proportional to 40,111.92, 55,356.48 and 22,207.68 is: 30,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,111.92 : 55,356.48 = 22,207.68 : x
  2. Step 2: Convert to fraction form
    40,111.92/55,356.48 = 22,207.68/x
  3. Step 3: Cross multiply
    40,111.92x = 55,356.48 × 22,207.68
  4. Step 4: Simplify right side
    40,111.92x = 1,229,338,993.77
  5. Step 5: Solve for x
    x = 1,229,338,993.77/40,111.92
  6. Step 6: Final answer
    x = 30,647.72

Related Problems

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.