Home / 11,131.33-16,685.90-5,567.69

Finding the Fourth Proportional to 11,131.33, 16,685.90 and 5,567.69

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Solution

The fourth proportional to 11,131.33, 16,685.90 and 5,567.69 is: 8,345.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.33 : 16,685.90 = 5,567.69 : x
  2. Step 2: Convert to fraction form
    11,131.33/16,685.90 = 5,567.69/x
  3. Step 3: Cross multiply
    11,131.33x = 16,685.90 × 5,567.69
  4. Step 4: Simplify right side
    11,131.33x = 92,901,918.57
  5. Step 5: Solve for x
    x = 92,901,918.57/11,131.33
  6. Step 6: Final answer
    x = 8,345.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.