Home / 53,382.92-80,047.17-17,831.43

Finding the Fourth Proportional to 53,382.92, 80,047.17 and 17,831.43

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Solution

The fourth proportional to 53,382.92, 80,047.17 and 17,831.43 is: 26,738.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,382.92 : 80,047.17 = 17,831.43 : x
  2. Step 2: Convert to fraction form
    53,382.92/80,047.17 = 17,831.43/x
  3. Step 3: Cross multiply
    53,382.92x = 80,047.17 × 17,831.43
  4. Step 4: Simplify right side
    53,382.92x = 1,427,355,508.55
  5. Step 5: Solve for x
    x = 1,427,355,508.55/53,382.92
  6. Step 6: Final answer
    x = 26,738.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.