Home / 15,316.16-22,986.79-7,922.88

Finding the Fourth Proportional to 15,316.16, 22,986.79 and 7,922.88

Calculator

Solution

The fourth proportional to 15,316.16, 22,986.79 and 7,922.88 is: 11,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316.16 : 22,986.79 = 7,922.88 : x
  2. Step 2: Convert to fraction form
    15,316.16/22,986.79 = 7,922.88/x
  3. Step 3: Cross multiply
    15,316.16x = 22,986.79 × 7,922.88
  4. Step 4: Simplify right side
    15,316.16x = 182,121,558.95
  5. Step 5: Solve for x
    x = 182,121,558.95/15,316.16
  6. Step 6: Final answer
    x = 11,890.81

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.