Home / 12,775.69-19,163.70-4,010.60

Finding the Fourth Proportional to 12,775.69, 19,163.70 and 4,010.60

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Solution

The fourth proportional to 12,775.69, 19,163.70 and 4,010.60 is: 6,015.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775.69 : 19,163.70 = 4,010.60 : x
  2. Step 2: Convert to fraction form
    12,775.69/19,163.70 = 4,010.60/x
  3. Step 3: Cross multiply
    12,775.69x = 19,163.70 × 4,010.60
  4. Step 4: Simplify right side
    12,775.69x = 76,857,998.17
  5. Step 5: Solve for x
    x = 76,857,998.17/12,775.69
  6. Step 6: Final answer
    x = 6,015.96

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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.