Home / 16,828.56-25,242.12-6,439.68

Finding the Fourth Proportional to 16,828.56, 25,242.12 and 6,439.68

Calculator

Solution

The fourth proportional to 16,828.56, 25,242.12 and 6,439.68 is: 9,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.56 : 25,242.12 = 6,439.68 : x
  2. Step 2: Convert to fraction form
    16,828.56/25,242.12 = 6,439.68/x
  3. Step 3: Cross multiply
    16,828.56x = 25,242.12 × 6,439.68
  4. Step 4: Simplify right side
    16,828.56x = 162,551,175.32
  5. Step 5: Solve for x
    x = 162,551,175.32/16,828.56
  6. Step 6: Final answer
    x = 9,659.24

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.