Home / 19,981.42-27,574.30-11,028.86

Finding the Fourth Proportional to 19,981.42, 27,574.30 and 11,028.86

Calculator

Solution

The fourth proportional to 19,981.42, 27,574.30 and 11,028.86 is: 15,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,981.42 : 27,574.30 = 11,028.86 : x
  2. Step 2: Convert to fraction form
    19,981.42/27,574.30 = 11,028.86/x
  3. Step 3: Cross multiply
    19,981.42x = 27,574.30 × 11,028.86
  4. Step 4: Simplify right side
    19,981.42x = 304,113,135.66
  5. Step 5: Solve for x
    x = 304,113,135.66/19,981.42
  6. Step 6: Final answer
    x = 15,219.80

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.