Home / 33,413.83-50,101.30-12,638.95

Finding the Fourth Proportional to 33,413.83, 50,101.30 and 12,638.95

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Solution

The fourth proportional to 33,413.83, 50,101.30 and 12,638.95 is: 18,951.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,413.83 : 50,101.30 = 12,638.95 : x
  2. Step 2: Convert to fraction form
    33,413.83/50,101.30 = 12,638.95/x
  3. Step 3: Cross multiply
    33,413.83x = 50,101.30 × 12,638.95
  4. Step 4: Simplify right side
    33,413.83x = 633,227,825.64
  5. Step 5: Solve for x
    x = 633,227,825.64/33,413.83
  6. Step 6: Final answer
    x = 18,951.07

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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.