Home / 15,126.26-20,871.18-8,837.42

Finding the Fourth Proportional to 15,126.26, 20,871.18 and 8,837.42

Calculator

Solution

The fourth proportional to 15,126.26, 20,871.18 and 8,837.42 is: 12,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126.26 : 20,871.18 = 8,837.42 : x
  2. Step 2: Convert to fraction form
    15,126.26/20,871.18 = 8,837.42/x
  3. Step 3: Cross multiply
    15,126.26x = 20,871.18 × 8,837.42
  4. Step 4: Simplify right side
    15,126.26x = 184,447,383.56
  5. Step 5: Solve for x
    x = 184,447,383.56/15,126.26
  6. Step 6: Final answer
    x = 12,193.85

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.