Home / 25,849.78-38,759.11-11,615.65

Finding the Fourth Proportional to 25,849.78, 38,759.11 and 11,615.65

Calculator

Solution

The fourth proportional to 25,849.78, 38,759.11 and 11,615.65 is: 17,416.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,849.78 : 38,759.11 = 11,615.65 : x
  2. Step 2: Convert to fraction form
    25,849.78/38,759.11 = 11,615.65/x
  3. Step 3: Cross multiply
    25,849.78x = 38,759.11 × 11,615.65
  4. Step 4: Simplify right side
    25,849.78x = 450,212,348.15
  5. Step 5: Solve for x
    x = 450,212,348.15/25,849.78
  6. Step 6: Final answer
    x = 17,416.48

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.