Home / 14,634.47-20,195.57-7,920.10

Finding the Fourth Proportional to 14,634.47, 20,195.57 and 7,920.10

Calculator

Solution

The fourth proportional to 14,634.47, 20,195.57 and 7,920.10 is: 10,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634.47 : 20,195.57 = 7,920.10 : x
  2. Step 2: Convert to fraction form
    14,634.47/20,195.57 = 7,920.10/x
  3. Step 3: Cross multiply
    14,634.47x = 20,195.57 × 7,920.10
  4. Step 4: Simplify right side
    14,634.47x = 159,950,851.29
  5. Step 5: Solve for x
    x = 159,950,851.29/14,634.47
  6. Step 6: Final answer
    x = 10,929.73

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.