Home / 33,981.60-46,894.92-19,831.71

Finding the Fourth Proportional to 33,981.60, 46,894.92 and 19,831.71

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Solution

The fourth proportional to 33,981.60, 46,894.92 and 19,831.71 is: 27,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,981.60 : 46,894.92 = 19,831.71 : x
  2. Step 2: Convert to fraction form
    33,981.60/46,894.92 = 19,831.71/x
  3. Step 3: Cross multiply
    33,981.60x = 46,894.92 × 19,831.71
  4. Step 4: Simplify right side
    33,981.60x = 930,006,453.91
  5. Step 5: Solve for x
    x = 930,006,453.91/33,981.60
  6. Step 6: Final answer
    x = 27,367.94

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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.