Home / 19,894.44-27,449.36-12,812.34

Finding the Fourth Proportional to 19,894.44, 27,449.36 and 12,812.34

Calculator

Solution

The fourth proportional to 19,894.44, 27,449.36 and 12,812.34 is: 17,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894.44 : 27,449.36 = 12,812.34 : x
  2. Step 2: Convert to fraction form
    19,894.44/27,449.36 = 12,812.34/x
  3. Step 3: Cross multiply
    19,894.44x = 27,449.36 × 12,812.34
  4. Step 4: Simplify right side
    19,894.44x = 351,690,692.09
  5. Step 5: Solve for x
    x = 351,690,692.09/19,894.44
  6. Step 6: Final answer
    x = 17,677.83

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.