Home / 25,422.72-38,131.65-15,556.92

Finding the Fourth Proportional to 25,422.72, 38,131.65 and 15,556.92

Calculator

Solution

The fourth proportional to 25,422.72, 38,131.65 and 15,556.92 is: 23,333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.72 : 38,131.65 = 15,556.92 : x
  2. Step 2: Convert to fraction form
    25,422.72/38,131.65 = 15,556.92/x
  3. Step 3: Cross multiply
    25,422.72x = 38,131.65 × 15,556.92
  4. Step 4: Simplify right side
    25,422.72x = 593,211,028.52
  5. Step 5: Solve for x
    x = 593,211,028.52/25,422.72
  6. Step 6: Final answer
    x = 23,333.89

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.