Home / 13,481.04-18,592.20-8,763.60

Finding the Fourth Proportional to 13,481.04, 18,592.20 and 8,763.60

Calculator

Solution

The fourth proportional to 13,481.04, 18,592.20 and 8,763.60 is: 12,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481.04 : 18,592.20 = 8,763.60 : x
  2. Step 2: Convert to fraction form
    13,481.04/18,592.20 = 8,763.60/x
  3. Step 3: Cross multiply
    13,481.04x = 18,592.20 × 8,763.60
  4. Step 4: Simplify right side
    13,481.04x = 162,934,603.92
  5. Step 5: Solve for x
    x = 162,934,603.92/13,481.04
  6. Step 6: Final answer
    x = 12,086.20

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.