Home / 12,766.18-17,616.18-7,100.68

Finding the Fourth Proportional to 12,766.18, 17,616.18 and 7,100.68

Calculator

Solution

The fourth proportional to 12,766.18, 17,616.18 and 7,100.68 is: 9,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.18 : 17,616.18 = 7,100.68 : x
  2. Step 2: Convert to fraction form
    12,766.18/17,616.18 = 7,100.68/x
  3. Step 3: Cross multiply
    12,766.18x = 17,616.18 × 7,100.68
  4. Step 4: Simplify right side
    12,766.18x = 125,086,857.00
  5. Step 5: Solve for x
    x = 125,086,857.00/12,766.18
  6. Step 6: Final answer
    x = 9,798.30

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.