Home / 14,831.43-20,467.26-8,116.92

Finding the Fourth Proportional to 14,831.43, 20,467.26 and 8,116.92

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Solution

The fourth proportional to 14,831.43, 20,467.26 and 8,116.92 is: 11,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.43 : 20,467.26 = 8,116.92 : x
  2. Step 2: Convert to fraction form
    14,831.43/20,467.26 = 8,116.92/x
  3. Step 3: Cross multiply
    14,831.43x = 20,467.26 × 8,116.92
  4. Step 4: Simplify right side
    14,831.43x = 166,131,112.04
  5. Step 5: Solve for x
    x = 166,131,112.04/14,831.43
  6. Step 6: Final answer
    x = 11,201.29

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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.