Home / 29,222.92-40,317.78-16,638.76

Finding the Fourth Proportional to 29,222.92, 40,317.78 and 16,638.76

Calculator

Solution

The fourth proportional to 29,222.92, 40,317.78 and 16,638.76 is: 22,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,222.92 : 40,317.78 = 16,638.76 : x
  2. Step 2: Convert to fraction form
    29,222.92/40,317.78 = 16,638.76/x
  3. Step 3: Cross multiply
    29,222.92x = 40,317.78 × 16,638.76
  4. Step 4: Simplify right side
    29,222.92x = 670,837,865.15
  5. Step 5: Solve for x
    x = 670,837,865.15/29,222.92
  6. Step 6: Final answer
    x = 22,955.88

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.