Home / 27,876.96-41,817.83-7,886.53

Finding the Fourth Proportional to 27,876.96, 41,817.83 and 7,886.53

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Solution

The fourth proportional to 27,876.96, 41,817.83 and 7,886.53 is: 11,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,876.96 : 41,817.83 = 7,886.53 : x
  2. Step 2: Convert to fraction form
    27,876.96/41,817.83 = 7,886.53/x
  3. Step 3: Cross multiply
    27,876.96x = 41,817.83 × 7,886.53
  4. Step 4: Simplify right side
    27,876.96x = 329,797,462.70
  5. Step 5: Solve for x
    x = 329,797,462.70/27,876.96
  6. Step 6: Final answer
    x = 11,830.47

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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.