Home / 11,451.68-17,142.94-10,356.56

Finding the Fourth Proportional to 11,451.68, 17,142.94 and 10,356.56

Calculator

Solution

The fourth proportional to 11,451.68, 17,142.94 and 10,356.56 is: 15,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.68 : 17,142.94 = 10,356.56 : x
  2. Step 2: Convert to fraction form
    11,451.68/17,142.94 = 10,356.56/x
  3. Step 3: Cross multiply
    11,451.68x = 17,142.94 × 10,356.56
  4. Step 4: Simplify right side
    11,451.68x = 177,541,886.69
  5. Step 5: Solve for x
    x = 177,541,886.69/11,451.68
  6. Step 6: Final answer
    x = 15,503.57

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.