Home / 13,613.28-20,421.84-4,846.32

Finding the Fourth Proportional to 13,613.28, 20,421.84 and 4,846.32

Calculator

Solution

The fourth proportional to 13,613.28, 20,421.84 and 4,846.32 is: 7,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,613.28 : 20,421.84 = 4,846.32 : x
  2. Step 2: Convert to fraction form
    13,613.28/20,421.84 = 4,846.32/x
  3. Step 3: Cross multiply
    13,613.28x = 20,421.84 × 4,846.32
  4. Step 4: Simplify right side
    13,613.28x = 98,970,771.63
  5. Step 5: Solve for x
    x = 98,970,771.63/13,613.28
  6. Step 6: Final answer
    x = 7,270.16

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.