Home / 12,040.48-18,035.46-9,687.76

Finding the Fourth Proportional to 12,040.48, 18,035.46 and 9,687.76

Calculator

Solution

The fourth proportional to 12,040.48, 18,035.46 and 9,687.76 is: 14,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.48 : 18,035.46 = 9,687.76 : x
  2. Step 2: Convert to fraction form
    12,040.48/18,035.46 = 9,687.76/x
  3. Step 3: Cross multiply
    12,040.48x = 18,035.46 × 9,687.76
  4. Step 4: Simplify right side
    12,040.48x = 174,723,207.97
  5. Step 5: Solve for x
    x = 174,723,207.97/12,040.48
  6. Step 6: Final answer
    x = 14,511.32

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.