Home / 27,815.63-41,677.83-11,792.36

Finding the Fourth Proportional to 27,815.63, 41,677.83 and 11,792.36

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Solution

The fourth proportional to 27,815.63, 41,677.83 and 11,792.36 is: 17,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,815.63 : 41,677.83 = 11,792.36 : x
  2. Step 2: Convert to fraction form
    27,815.63/41,677.83 = 11,792.36/x
  3. Step 3: Cross multiply
    27,815.63x = 41,677.83 × 11,792.36
  4. Step 4: Simplify right side
    27,815.63x = 491,480,129.70
  5. Step 5: Solve for x
    x = 491,480,129.70/27,815.63
  6. Step 6: Final answer
    x = 17,669.21

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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.