Home / 22,465.68-31,004.05-12,908.55

Finding the Fourth Proportional to 22,465.68, 31,004.05 and 12,908.55

Calculator

Solution

The fourth proportional to 22,465.68, 31,004.05 and 12,908.55 is: 17,814.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465.68 : 31,004.05 = 12,908.55 : x
  2. Step 2: Convert to fraction form
    22,465.68/31,004.05 = 12,908.55/x
  3. Step 3: Cross multiply
    22,465.68x = 31,004.05 × 12,908.55
  4. Step 4: Simplify right side
    22,465.68x = 400,217,437.82
  5. Step 5: Solve for x
    x = 400,217,437.82/22,465.68
  6. Step 6: Final answer
    x = 17,814.62

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.