Home / 33,836.39-46,691.07-20,221.73

Finding the Fourth Proportional to 33,836.39, 46,691.07 and 20,221.73

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Solution

The fourth proportional to 33,836.39, 46,691.07 and 20,221.73 is: 27,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,836.39 : 46,691.07 = 20,221.73 : x
  2. Step 2: Convert to fraction form
    33,836.39/46,691.07 = 20,221.73/x
  3. Step 3: Cross multiply
    33,836.39x = 46,691.07 × 20,221.73
  4. Step 4: Simplify right side
    33,836.39x = 944,174,210.95
  5. Step 5: Solve for x
    x = 944,174,210.95/33,836.39
  6. Step 6: Final answer
    x = 27,904.11

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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.