Home / 16,405.97-24,609.78-5,313.56

Finding the Fourth Proportional to 16,405.97, 24,609.78 and 5,313.56

Calculator

Solution

The fourth proportional to 16,405.97, 24,609.78 and 5,313.56 is: 7,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,405.97 : 24,609.78 = 5,313.56 : x
  2. Step 2: Convert to fraction form
    16,405.97/24,609.78 = 5,313.56/x
  3. Step 3: Cross multiply
    16,405.97x = 24,609.78 × 5,313.56
  4. Step 4: Simplify right side
    16,405.97x = 130,765,419.57
  5. Step 5: Solve for x
    x = 130,765,419.57/16,405.97
  6. Step 6: Final answer
    x = 7,970.60

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.