Home / 18,786.26-25,919.16-10,827.40

Finding the Fourth Proportional to 18,786.26, 25,919.16 and 10,827.40

Calculator

Solution

The fourth proportional to 18,786.26, 25,919.16 and 10,827.40 is: 14,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,786.26 : 25,919.16 = 10,827.40 : x
  2. Step 2: Convert to fraction form
    18,786.26/25,919.16 = 10,827.40/x
  3. Step 3: Cross multiply
    18,786.26x = 25,919.16 × 10,827.40
  4. Step 4: Simplify right side
    18,786.26x = 280,637,112.98
  5. Step 5: Solve for x
    x = 280,637,112.98/18,786.26
  6. Step 6: Final answer
    x = 14,938.42

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.