Home / 21,502.40-32,243.88-7,651.76

Finding the Fourth Proportional to 21,502.40, 32,243.88 and 7,651.76

Calculator

Solution

The fourth proportional to 21,502.40, 32,243.88 and 7,651.76 is: 11,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,502.40 : 32,243.88 = 7,651.76 : x
  2. Step 2: Convert to fraction form
    21,502.40/32,243.88 = 7,651.76/x
  3. Step 3: Cross multiply
    21,502.40x = 32,243.88 × 7,651.76
  4. Step 4: Simplify right side
    21,502.40x = 246,722,431.23
  5. Step 5: Solve for x
    x = 246,722,431.23/21,502.40
  6. Step 6: Final answer
    x = 11,474.18

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.