Home / 18,080.76-24,950.40-10,122.78

Finding the Fourth Proportional to 18,080.76, 24,950.40 and 10,122.78

Calculator

Solution

The fourth proportional to 18,080.76, 24,950.40 and 10,122.78 is: 13,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.76 : 24,950.40 = 10,122.78 : x
  2. Step 2: Convert to fraction form
    18,080.76/24,950.40 = 10,122.78/x
  3. Step 3: Cross multiply
    18,080.76x = 24,950.40 × 10,122.78
  4. Step 4: Simplify right side
    18,080.76x = 252,567,410.11
  5. Step 5: Solve for x
    x = 252,567,410.11/18,080.76
  6. Step 6: Final answer
    x = 13,968.85

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.