Home / 22,964.88-31,689.35-12,891.02

Finding the Fourth Proportional to 22,964.88, 31,689.35 and 12,891.02

Calculator

Solution

The fourth proportional to 22,964.88, 31,689.35 and 12,891.02 is: 17,788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,964.88 : 31,689.35 = 12,891.02 : x
  2. Step 2: Convert to fraction form
    22,964.88/31,689.35 = 12,891.02/x
  3. Step 3: Cross multiply
    22,964.88x = 31,689.35 × 12,891.02
  4. Step 4: Simplify right side
    22,964.88x = 408,507,821.74
  5. Step 5: Solve for x
    x = 408,507,821.74/22,964.88
  6. Step 6: Final answer
    x = 17,788.37

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.