Home / 9,633.20-14,449.80-8,999.60

Finding the Fourth Proportional to 9,633.20, 14,449.80 and 8,999.60

Calculator

Solution

The fourth proportional to 9,633.20, 14,449.80 and 8,999.60 is: 13,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,633.20 : 14,449.80 = 8,999.60 : x
  2. Step 2: Convert to fraction form
    9,633.20/14,449.80 = 8,999.60/x
  3. Step 3: Cross multiply
    9,633.20x = 14,449.80 × 8,999.60
  4. Step 4: Simplify right side
    9,633.20x = 130,042,420.08
  5. Step 5: Solve for x
    x = 130,042,420.08/9,633.20
  6. Step 6: Final answer
    x = 13,499.40

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.