Home / 27,766.92-38,317.96-15,829.84

Finding the Fourth Proportional to 27,766.92, 38,317.96 and 15,829.84

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Solution

The fourth proportional to 27,766.92, 38,317.96 and 15,829.84 is: 21,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,766.92 : 38,317.96 = 15,829.84 : x
  2. Step 2: Convert to fraction form
    27,766.92/38,317.96 = 15,829.84/x
  3. Step 3: Cross multiply
    27,766.92x = 38,317.96 × 15,829.84
  4. Step 4: Simplify right side
    27,766.92x = 606,567,175.93
  5. Step 5: Solve for x
    x = 606,567,175.93/27,766.92
  6. Step 6: Final answer
    x = 21,844.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.