Home / 21,199.82-29,257.27-11,768.31

Finding the Fourth Proportional to 21,199.82, 29,257.27 and 11,768.31

Calculator

Solution

The fourth proportional to 21,199.82, 29,257.27 and 11,768.31 is: 16,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,199.82 : 29,257.27 = 11,768.31 : x
  2. Step 2: Convert to fraction form
    21,199.82/29,257.27 = 11,768.31/x
  3. Step 3: Cross multiply
    21,199.82x = 29,257.27 × 11,768.31
  4. Step 4: Simplify right side
    21,199.82x = 344,308,593.69
  5. Step 5: Solve for x
    x = 344,308,593.69/21,199.82
  6. Step 6: Final answer
    x = 16,241.11

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.