Home / 33,413.58-50,100.93-12,638.70

Finding the Fourth Proportional to 33,413.58, 50,100.93 and 12,638.70

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Solution

The fourth proportional to 33,413.58, 50,100.93 and 12,638.70 is: 18,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,413.58 : 50,100.93 = 12,638.70 : x
  2. Step 2: Convert to fraction form
    33,413.58/50,100.93 = 12,638.70/x
  3. Step 3: Cross multiply
    33,413.58x = 50,100.93 × 12,638.70
  4. Step 4: Simplify right side
    33,413.58x = 633,210,623.99
  5. Step 5: Solve for x
    x = 633,210,623.99/33,413.58
  6. Step 6: Final answer
    x = 18,950.70

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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.