Home / 22,513.26-31,068.18-12,442.40

Finding the Fourth Proportional to 22,513.26, 31,068.18 and 12,442.40

Calculator

Solution

The fourth proportional to 22,513.26, 31,068.18 and 12,442.40 is: 17,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,513.26 : 31,068.18 = 12,442.40 : x
  2. Step 2: Convert to fraction form
    22,513.26/31,068.18 = 12,442.40/x
  3. Step 3: Cross multiply
    22,513.26x = 31,068.18 × 12,442.40
  4. Step 4: Simplify right side
    22,513.26x = 386,562,722.83
  5. Step 5: Solve for x
    x = 386,562,722.83/22,513.26
  6. Step 6: Final answer
    x = 17,170.45

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.