Home / 12,708.26-17,538.04-7,043.64

Finding the Fourth Proportional to 12,708.26, 17,538.04 and 7,043.64

Calculator

Solution

The fourth proportional to 12,708.26, 17,538.04 and 7,043.64 is: 9,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,708.26 : 17,538.04 = 7,043.64 : x
  2. Step 2: Convert to fraction form
    12,708.26/17,538.04 = 7,043.64/x
  3. Step 3: Cross multiply
    12,708.26x = 17,538.04 × 7,043.64
  4. Step 4: Simplify right side
    12,708.26x = 123,531,640.07
  5. Step 5: Solve for x
    x = 123,531,640.07/12,708.26
  6. Step 6: Final answer
    x = 9,720.58

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.