Home / 34,471.37-51,694.30-12,278.86

Finding the Fourth Proportional to 34,471.37, 51,694.30 and 12,278.86

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Solution

The fourth proportional to 34,471.37, 51,694.30 and 12,278.86 is: 18,413.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,471.37 : 51,694.30 = 12,278.86 : x
  2. Step 2: Convert to fraction form
    34,471.37/51,694.30 = 12,278.86/x
  3. Step 3: Cross multiply
    34,471.37x = 51,694.30 × 12,278.86
  4. Step 4: Simplify right side
    34,471.37x = 634,746,958.61
  5. Step 5: Solve for x
    x = 634,746,958.61/34,471.37
  6. Step 6: Final answer
    x = 18,413.74

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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.