Home / 12,993-17,930.36-7,404

Finding the Fourth Proportional to 12,993, 17,930.36 and 7,404

Calculator

Solution

The fourth proportional to 12,993, 17,930.36 and 7,404 is: 10,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,993 : 17,930.36 = 7,404 : x
  2. Step 2: Convert to fraction form
    12,993/17,930.36 = 7,404/x
  3. Step 3: Cross multiply
    12,993x = 17,930.36 × 7,404
  4. Step 4: Simplify right side
    12,993x = 132,756,385.44
  5. Step 5: Solve for x
    x = 132,756,385.44/12,993
  6. Step 6: Final answer
    x = 10,217.53

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.