Home / 12,132.53-16,742.82-6,827.38

Finding the Fourth Proportional to 12,132.53, 16,742.82 and 6,827.38

Calculator

Solution

The fourth proportional to 12,132.53, 16,742.82 and 6,827.38 is: 9,421.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132.53 : 16,742.82 = 6,827.38 : x
  2. Step 2: Convert to fraction form
    12,132.53/16,742.82 = 6,827.38/x
  3. Step 3: Cross multiply
    12,132.53x = 16,742.82 × 6,827.38
  4. Step 4: Simplify right side
    12,132.53x = 114,309,552.55
  5. Step 5: Solve for x
    x = 114,309,552.55/12,132.53
  6. Step 6: Final answer
    x = 9,421.74

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.