Home / 20,273.24-30,413.64-7,792.76

Finding the Fourth Proportional to 20,273.24, 30,413.64 and 7,792.76

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Solution

The fourth proportional to 20,273.24, 30,413.64 and 7,792.76 is: 11,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,273.24 : 30,413.64 = 7,792.76 : x
  2. Step 2: Convert to fraction form
    20,273.24/30,413.64 = 7,792.76/x
  3. Step 3: Cross multiply
    20,273.24x = 30,413.64 × 7,792.76
  4. Step 4: Simplify right side
    20,273.24x = 237,006,197.25
  5. Step 5: Solve for x
    x = 237,006,197.25/20,273.24
  6. Step 6: Final answer
    x = 11,690.59

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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.