Home / 18,747.87-25,874.73-10,789.89

Finding the Fourth Proportional to 18,747.87, 25,874.73 and 10,789.89

Calculator

Solution

The fourth proportional to 18,747.87, 25,874.73 and 10,789.89 is: 14,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747.87 : 25,874.73 = 10,789.89 : x
  2. Step 2: Convert to fraction form
    18,747.87/25,874.73 = 10,789.89/x
  3. Step 3: Cross multiply
    18,747.87x = 25,874.73 × 10,789.89
  4. Step 4: Simplify right side
    18,747.87x = 279,185,490.48
  5. Step 5: Solve for x
    x = 279,185,490.48/18,747.87
  6. Step 6: Final answer
    x = 14,891.58

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.