Home / 33,640.58-50,413.30-18,654.32

Finding the Fourth Proportional to 33,640.58, 50,413.30 and 18,654.32

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Solution

The fourth proportional to 33,640.58, 50,413.30 and 18,654.32 is: 27,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,640.58 : 50,413.30 = 18,654.32 : x
  2. Step 2: Convert to fraction form
    33,640.58/50,413.30 = 18,654.32/x
  3. Step 3: Cross multiply
    33,640.58x = 50,413.30 × 18,654.32
  4. Step 4: Simplify right side
    33,640.58x = 940,425,731.21
  5. Step 5: Solve for x
    x = 940,425,731.21/33,640.58
  6. Step 6: Final answer
    x = 27,955.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.