Home / 13,854.28-20,769.54-5,084.68

Finding the Fourth Proportional to 13,854.28, 20,769.54 and 5,084.68

Calculator

Solution

The fourth proportional to 13,854.28, 20,769.54 and 5,084.68 is: 7,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854.28 : 20,769.54 = 5,084.68 : x
  2. Step 2: Convert to fraction form
    13,854.28/20,769.54 = 5,084.68/x
  3. Step 3: Cross multiply
    13,854.28x = 20,769.54 × 5,084.68
  4. Step 4: Simplify right side
    13,854.28x = 105,606,464.65
  5. Step 5: Solve for x
    x = 105,606,464.65/13,854.28
  6. Step 6: Final answer
    x = 7,622.66

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.