Home / 27,186.89-40,797.66-12,397.28

Finding the Fourth Proportional to 27,186.89, 40,797.66 and 12,397.28

Calculator

Solution

The fourth proportional to 27,186.89, 40,797.66 and 12,397.28 is: 18,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,186.89 : 40,797.66 = 12,397.28 : x
  2. Step 2: Convert to fraction form
    27,186.89/40,797.66 = 12,397.28/x
  3. Step 3: Cross multiply
    27,186.89x = 40,797.66 × 12,397.28
  4. Step 4: Simplify right side
    27,186.89x = 505,780,014.36
  5. Step 5: Solve for x
    x = 505,780,014.36/27,186.89
  6. Step 6: Final answer
    x = 18,603.82

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.