Home / 11,973.57-17,959.24-5,646.99

Finding the Fourth Proportional to 11,973.57, 17,959.24 and 5,646.99

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Solution

The fourth proportional to 11,973.57, 17,959.24 and 5,646.99 is: 8,469.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.57 : 17,959.24 = 5,646.99 : x
  2. Step 2: Convert to fraction form
    11,973.57/17,959.24 = 5,646.99/x
  3. Step 3: Cross multiply
    11,973.57x = 17,959.24 × 5,646.99
  4. Step 4: Simplify right side
    11,973.57x = 101,415,723.09
  5. Step 5: Solve for x
    x = 101,415,723.09/11,973.57
  6. Step 6: Final answer
    x = 8,469.97

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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.