Home / 33,981.10-46,894.23-19,831.21

Finding the Fourth Proportional to 33,981.10, 46,894.23 and 19,831.21

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Solution

The fourth proportional to 33,981.10, 46,894.23 and 19,831.21 is: 27,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,981.10 : 46,894.23 = 19,831.21 : x
  2. Step 2: Convert to fraction form
    33,981.10/46,894.23 = 19,831.21/x
  3. Step 3: Cross multiply
    33,981.10x = 46,894.23 × 19,831.21
  4. Step 4: Simplify right side
    33,981.10x = 929,969,322.92
  5. Step 5: Solve for x
    x = 929,969,322.92/33,981.10
  6. Step 6: Final answer
    x = 27,367.25

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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.