Home / 13,292.80-18,343.48-7,324.41

Finding the Fourth Proportional to 13,292.80, 18,343.48 and 7,324.41

Calculator

Solution

The fourth proportional to 13,292.80, 18,343.48 and 7,324.41 is: 10,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.80 : 18,343.48 = 7,324.41 : x
  2. Step 2: Convert to fraction form
    13,292.80/18,343.48 = 7,324.41/x
  3. Step 3: Cross multiply
    13,292.80x = 18,343.48 × 7,324.41
  4. Step 4: Simplify right side
    13,292.80x = 134,355,168.35
  5. Step 5: Solve for x
    x = 134,355,168.35/13,292.80
  6. Step 6: Final answer
    x = 10,107.36

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.