Home / 22,729.75-31,367.07-12,793.75

Finding the Fourth Proportional to 22,729.75, 31,367.07 and 12,793.75

Calculator

Solution

The fourth proportional to 22,729.75, 31,367.07 and 12,793.75 is: 17,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,729.75 : 31,367.07 = 12,793.75 : x
  2. Step 2: Convert to fraction form
    22,729.75/31,367.07 = 12,793.75/x
  3. Step 3: Cross multiply
    22,729.75x = 31,367.07 × 12,793.75
  4. Step 4: Simplify right side
    22,729.75x = 401,302,451.81
  5. Step 5: Solve for x
    x = 401,302,451.81/22,729.75
  6. Step 6: Final answer
    x = 17,655.38

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.