Home / 20,277.48-30,413.82-6,237.48

Finding the Fourth Proportional to 20,277.48, 30,413.82 and 6,237.48

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Solution

The fourth proportional to 20,277.48, 30,413.82 and 6,237.48 is: 9,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277.48 : 30,413.82 = 6,237.48 : x
  2. Step 2: Convert to fraction form
    20,277.48/30,413.82 = 6,237.48/x
  3. Step 3: Cross multiply
    20,277.48x = 30,413.82 × 6,237.48
  4. Step 4: Simplify right side
    20,277.48x = 189,705,593.97
  5. Step 5: Solve for x
    x = 189,705,593.97/20,277.48
  6. Step 6: Final answer
    x = 9,355.48

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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.