Home / 11,965.77-17,948.66-5,384.27

Finding the Fourth Proportional to 11,965.77, 17,948.66 and 5,384.27

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Solution

The fourth proportional to 11,965.77, 17,948.66 and 5,384.27 is: 8,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.77 : 17,948.66 = 5,384.27 : x
  2. Step 2: Convert to fraction form
    11,965.77/17,948.66 = 5,384.27/x
  3. Step 3: Cross multiply
    11,965.77x = 17,948.66 × 5,384.27
  4. Step 4: Simplify right side
    11,965.77x = 96,640,422.60
  5. Step 5: Solve for x
    x = 96,640,422.60/11,965.77
  6. Step 6: Final answer
    x = 8,076.41

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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.