Home / 12,696.39-19,044.99-3,931.38

Finding the Fourth Proportional to 12,696.39, 19,044.99 and 3,931.38

Calculator

Solution

The fourth proportional to 12,696.39, 19,044.99 and 3,931.38 is: 5,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696.39 : 19,044.99 = 3,931.38 : x
  2. Step 2: Convert to fraction form
    12,696.39/19,044.99 = 3,931.38/x
  3. Step 3: Cross multiply
    12,696.39x = 19,044.99 × 3,931.38
  4. Step 4: Simplify right side
    12,696.39x = 74,873,092.79
  5. Step 5: Solve for x
    x = 74,873,092.79/12,696.39
  6. Step 6: Final answer
    x = 5,897.20

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.