Home / 30,974.73-46,463.86-8,786.37

Finding the Fourth Proportional to 30,974.73, 46,463.86 and 8,786.37

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Solution

The fourth proportional to 30,974.73, 46,463.86 and 8,786.37 is: 13,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,974.73 : 46,463.86 = 8,786.37 : x
  2. Step 2: Convert to fraction form
    30,974.73/46,463.86 = 8,786.37/x
  3. Step 3: Cross multiply
    30,974.73x = 46,463.86 × 8,786.37
  4. Step 4: Simplify right side
    30,974.73x = 408,248,665.59
  5. Step 5: Solve for x
    x = 408,248,665.59/30,974.73
  6. Step 6: Final answer
    x = 13,180.06

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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.