Home / 18,790.26-25,924.68-10,831.41

Finding the Fourth Proportional to 18,790.26, 25,924.68 and 10,831.41

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Solution

The fourth proportional to 18,790.26, 25,924.68 and 10,831.41 is: 14,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,790.26 : 25,924.68 = 10,831.41 : x
  2. Step 2: Convert to fraction form
    18,790.26/25,924.68 = 10,831.41/x
  3. Step 3: Cross multiply
    18,790.26x = 25,924.68 × 10,831.41
  4. Step 4: Simplify right side
    18,790.26x = 280,800,838.20
  5. Step 5: Solve for x
    x = 280,800,838.20/18,790.26
  6. Step 6: Final answer
    x = 14,943.96

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1.5x scale

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.