Home / 12,481.68-17,224.56-6,892.68

Finding the Fourth Proportional to 12,481.68, 17,224.56 and 6,892.68

Calculator

Solution

The fourth proportional to 12,481.68, 17,224.56 and 6,892.68 is: 9,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481.68 : 17,224.56 = 6,892.68 : x
  2. Step 2: Convert to fraction form
    12,481.68/17,224.56 = 6,892.68/x
  3. Step 3: Cross multiply
    12,481.68x = 17,224.56 × 6,892.68
  4. Step 4: Simplify right side
    12,481.68x = 118,723,380.22
  5. Step 5: Solve for x
    x = 118,723,380.22/12,481.68
  6. Step 6: Final answer
    x = 9,511.81

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.