Home / 31,812-43,902.60-17,664.84

Finding the Fourth Proportional to 31,812, 43,902.60 and 17,664.84

Calculator

Solution

The fourth proportional to 31,812, 43,902.60 and 17,664.84 is: 24,378.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812 : 43,902.60 = 17,664.84 : x
  2. Step 2: Convert to fraction form
    31,812/43,902.60 = 17,664.84/x
  3. Step 3: Cross multiply
    31,812x = 43,902.60 × 17,664.84
  4. Step 4: Simplify right side
    31,812x = 775,532,404.58
  5. Step 5: Solve for x
    x = 775,532,404.58/31,812
  6. Step 6: Final answer
    x = 24,378.61

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.