Home / 13,904.98-20,857.28-3,375.08

Finding the Fourth Proportional to 13,904.98, 20,857.28 and 3,375.08

Calculator

Solution

The fourth proportional to 13,904.98, 20,857.28 and 3,375.08 is: 5,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.98 : 20,857.28 = 3,375.08 : x
  2. Step 2: Convert to fraction form
    13,904.98/20,857.28 = 3,375.08/x
  3. Step 3: Cross multiply
    13,904.98x = 20,857.28 × 3,375.08
  4. Step 4: Simplify right side
    13,904.98x = 70,394,988.58
  5. Step 5: Solve for x
    x = 70,394,988.58/13,904.98
  6. Step 6: Final answer
    x = 5,062.58

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.