Home / 13,651.40-20,473.10-5,329.52

Finding the Fourth Proportional to 13,651.40, 20,473.10 and 5,329.52

Calculator

Solution

The fourth proportional to 13,651.40, 20,473.10 and 5,329.52 is: 7,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651.40 : 20,473.10 = 5,329.52 : x
  2. Step 2: Convert to fraction form
    13,651.40/20,473.10 = 5,329.52/x
  3. Step 3: Cross multiply
    13,651.40x = 20,473.10 × 5,329.52
  4. Step 4: Simplify right side
    13,651.40x = 109,111,795.91
  5. Step 5: Solve for x
    x = 109,111,795.91/13,651.40
  6. Step 6: Final answer
    x = 7,992.72

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.