Home / 31,344.92-47,016.30-12,619.16

Finding the Fourth Proportional to 31,344.92, 47,016.30 and 12,619.16

Calculator

Solution

The fourth proportional to 31,344.92, 47,016.30 and 12,619.16 is: 18,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.92 : 47,016.30 = 12,619.16 : x
  2. Step 2: Convert to fraction form
    31,344.92/47,016.30 = 12,619.16/x
  3. Step 3: Cross multiply
    31,344.92x = 47,016.30 × 12,619.16
  4. Step 4: Simplify right side
    31,344.92x = 593,306,212.31
  5. Step 5: Solve for x
    x = 593,306,212.31/31,344.92
  6. Step 6: Final answer
    x = 18,928.31

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.