Home / 20,154.63-27,809.10-11,200.26

Finding the Fourth Proportional to 20,154.63, 27,809.10 and 11,200.26

Calculator

Solution

The fourth proportional to 20,154.63, 27,809.10 and 11,200.26 is: 15,453.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154.63 : 27,809.10 = 11,200.26 : x
  2. Step 2: Convert to fraction form
    20,154.63/27,809.10 = 11,200.26/x
  3. Step 3: Cross multiply
    20,154.63x = 27,809.10 × 11,200.26
  4. Step 4: Simplify right side
    20,154.63x = 311,469,150.37
  5. Step 5: Solve for x
    x = 311,469,150.37/20,154.63
  6. Step 6: Final answer
    x = 15,453.98

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.