Home / 27,766.15-41,567.41-17,876.05

Finding the Fourth Proportional to 27,766.15, 41,567.41 and 17,876.05

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Solution

The fourth proportional to 27,766.15, 41,567.41 and 17,876.05 is: 26,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,766.15 : 41,567.41 = 17,876.05 : x
  2. Step 2: Convert to fraction form
    27,766.15/41,567.41 = 17,876.05/x
  3. Step 3: Cross multiply
    27,766.15x = 41,567.41 × 17,876.05
  4. Step 4: Simplify right side
    27,766.15x = 743,061,099.53
  5. Step 5: Solve for x
    x = 743,061,099.53/27,766.15
  6. Step 6: Final answer
    x = 26,761.40

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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.