Home / 19,489.89-29,237.90-6,339.19

Finding the Fourth Proportional to 19,489.89, 29,237.90 and 6,339.19

Calculator

Solution

The fourth proportional to 19,489.89, 29,237.90 and 6,339.19 is: 9,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489.89 : 29,237.90 = 6,339.19 : x
  2. Step 2: Convert to fraction form
    19,489.89/29,237.90 = 6,339.19/x
  3. Step 3: Cross multiply
    19,489.89x = 29,237.90 × 6,339.19
  4. Step 4: Simplify right side
    19,489.89x = 185,344,612.76
  5. Step 5: Solve for x
    x = 185,344,612.76/19,489.89
  6. Step 6: Final answer
    x = 9,509.78

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.