Home / 33,981.21-46,894.37-19,831.29

Finding the Fourth Proportional to 33,981.21, 46,894.37 and 19,831.29

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Solution

The fourth proportional to 33,981.21, 46,894.37 and 19,831.29 is: 27,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,981.21 : 46,894.37 = 19,831.29 : x
  2. Step 2: Convert to fraction form
    33,981.21/46,894.37 = 19,831.29/x
  3. Step 3: Cross multiply
    33,981.21x = 46,894.37 × 19,831.29
  4. Step 4: Simplify right side
    33,981.21x = 929,975,850.84
  5. Step 5: Solve for x
    x = 929,975,850.84/33,981.21
  6. Step 6: Final answer
    x = 27,367.36

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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.