Home / 25,636.24-38,421.96-13,760.56

Finding the Fourth Proportional to 25,636.24, 38,421.96 and 13,760.56

Calculator

Solution

The fourth proportional to 25,636.24, 38,421.96 and 13,760.56 is: 20,623.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636.24 : 38,421.96 = 13,760.56 : x
  2. Step 2: Convert to fraction form
    25,636.24/38,421.96 = 13,760.56/x
  3. Step 3: Cross multiply
    25,636.24x = 38,421.96 × 13,760.56
  4. Step 4: Simplify right side
    25,636.24x = 528,707,685.90
  5. Step 5: Solve for x
    x = 528,707,685.90/25,636.24
  6. Step 6: Final answer
    x = 20,623.45

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.