Home / 19,643.75-27,107.87-11,468.92

Finding the Fourth Proportional to 19,643.75, 27,107.87 and 11,468.92

Calculator

Solution

The fourth proportional to 19,643.75, 27,107.87 and 11,468.92 is: 15,826.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,643.75 : 27,107.87 = 11,468.92 : x
  2. Step 2: Convert to fraction form
    19,643.75/27,107.87 = 11,468.92/x
  3. Step 3: Cross multiply
    19,643.75x = 27,107.87 × 11,468.92
  4. Step 4: Simplify right side
    19,643.75x = 310,897,992.40
  5. Step 5: Solve for x
    x = 310,897,992.40/19,643.75
  6. Step 6: Final answer
    x = 15,826.81

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.