Home / 15,465.60-23,198.76-3,778.92

Finding the Fourth Proportional to 15,465.60, 23,198.76 and 3,778.92

Calculator

Solution

The fourth proportional to 15,465.60, 23,198.76 and 3,778.92 is: 5,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,465.60 : 23,198.76 = 3,778.92 : x
  2. Step 2: Convert to fraction form
    15,465.60/23,198.76 = 3,778.92/x
  3. Step 3: Cross multiply
    15,465.60x = 23,198.76 × 3,778.92
  4. Step 4: Simplify right side
    15,465.60x = 87,666,258.14
  5. Step 5: Solve for x
    x = 87,666,258.14/15,465.60
  6. Step 6: Final answer
    x = 5,668.47

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.