Home / 11,921.23-16,433.73-9,083.68

Finding the Fourth Proportional to 11,921.23, 16,433.73 and 9,083.68

Calculator

Solution

The fourth proportional to 11,921.23, 16,433.73 and 9,083.68 is: 12,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921.23 : 16,433.73 = 9,083.68 : x
  2. Step 2: Convert to fraction form
    11,921.23/16,433.73 = 9,083.68/x
  3. Step 3: Cross multiply
    11,921.23x = 16,433.73 × 9,083.68
  4. Step 4: Simplify right side
    11,921.23x = 149,278,795.88
  5. Step 5: Solve for x
    x = 149,278,795.88/11,921.23
  6. Step 6: Final answer
    x = 12,522.10

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.