Home / 14,777.33-20,400.25-11,412.59

Finding the Fourth Proportional to 14,777.33, 20,400.25 and 11,412.59

Calculator

Solution

The fourth proportional to 14,777.33, 20,400.25 and 11,412.59 is: 15,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777.33 : 20,400.25 = 11,412.59 : x
  2. Step 2: Convert to fraction form
    14,777.33/20,400.25 = 11,412.59/x
  3. Step 3: Cross multiply
    14,777.33x = 20,400.25 × 11,412.59
  4. Step 4: Simplify right side
    14,777.33x = 232,819,711.62
  5. Step 5: Solve for x
    x = 232,819,711.62/14,777.33
  6. Step 6: Final answer
    x = 15,755.19

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.