Home / 18,792.90-25,934.13-10,409.40

Finding the Fourth Proportional to 18,792.90, 25,934.13 and 10,409.40

Calculator

Solution

The fourth proportional to 18,792.90, 25,934.13 and 10,409.40 is: 14,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792.90 : 25,934.13 = 10,409.40 : x
  2. Step 2: Convert to fraction form
    18,792.90/25,934.13 = 10,409.40/x
  3. Step 3: Cross multiply
    18,792.90x = 25,934.13 × 10,409.40
  4. Step 4: Simplify right side
    18,792.90x = 269,958,732.82
  5. Step 5: Solve for x
    x = 269,958,732.82/18,792.90
  6. Step 6: Final answer
    x = 14,364.93

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.