Home / 14,635.13-20,196.34-7,920.61

Finding the Fourth Proportional to 14,635.13, 20,196.34 and 7,920.61

Calculator

Solution

The fourth proportional to 14,635.13, 20,196.34 and 7,920.61 is: 10,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.13 : 20,196.34 = 7,920.61 : x
  2. Step 2: Convert to fraction form
    14,635.13/20,196.34 = 7,920.61/x
  3. Step 3: Cross multiply
    14,635.13x = 20,196.34 × 7,920.61
  4. Step 4: Simplify right side
    14,635.13x = 159,967,332.57
  5. Step 5: Solve for x
    x = 159,967,332.57/14,635.13
  6. Step 6: Final answer
    x = 10,930.37

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.