Home / 21,852.32-30,155.51-12,292.62

Finding the Fourth Proportional to 21,852.32, 30,155.51 and 12,292.62

Calculator

Solution

The fourth proportional to 21,852.32, 30,155.51 and 12,292.62 is: 16,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852.32 : 30,155.51 = 12,292.62 : x
  2. Step 2: Convert to fraction form
    21,852.32/30,155.51 = 12,292.62/x
  3. Step 3: Cross multiply
    21,852.32x = 30,155.51 × 12,292.62
  4. Step 4: Simplify right side
    21,852.32x = 370,690,163.87
  5. Step 5: Solve for x
    x = 370,690,163.87/21,852.32
  6. Step 6: Final answer
    x = 16,963.43

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.