Home / 33,635.75-46,413.84-20,712.97

Finding the Fourth Proportional to 33,635.75, 46,413.84 and 20,712.97

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Solution

The fourth proportional to 33,635.75, 46,413.84 and 20,712.97 is: 28,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,635.75 : 46,413.84 = 20,712.97 : x
  2. Step 2: Convert to fraction form
    33,635.75/46,413.84 = 20,712.97/x
  3. Step 3: Cross multiply
    33,635.75x = 46,413.84 × 20,712.97
  4. Step 4: Simplify right side
    33,635.75x = 961,368,359.47
  5. Step 5: Solve for x
    x = 961,368,359.47/33,635.75
  6. Step 6: Final answer
    x = 28,581.75

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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.