Home / 50,961.87-76,413.38-19,760.67

Finding the Fourth Proportional to 50,961.87, 76,413.38 and 19,760.67

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Solution

The fourth proportional to 50,961.87, 76,413.38 and 19,760.67 is: 29,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,961.87 : 76,413.38 = 19,760.67 : x
  2. Step 2: Convert to fraction form
    50,961.87/76,413.38 = 19,760.67/x
  3. Step 3: Cross multiply
    50,961.87x = 76,413.38 × 19,760.67
  4. Step 4: Simplify right side
    50,961.87x = 1,509,979,486.96
  5. Step 5: Solve for x
    x = 1,509,979,486.96/50,961.87
  6. Step 6: Final answer
    x = 29,629.59

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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.