Home / 14,701.28-20,288.14-7,986.84

Finding the Fourth Proportional to 14,701.28, 20,288.14 and 7,986.84

Calculator

Solution

The fourth proportional to 14,701.28, 20,288.14 and 7,986.84 is: 11,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,701.28 : 20,288.14 = 7,986.84 : x
  2. Step 2: Convert to fraction form
    14,701.28/20,288.14 = 7,986.84/x
  3. Step 3: Cross multiply
    14,701.28x = 20,288.14 × 7,986.84
  4. Step 4: Simplify right side
    14,701.28x = 162,038,128.08
  5. Step 5: Solve for x
    x = 162,038,128.08/14,701.28
  6. Step 6: Final answer
    x = 11,022.04

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.