Home / 27,915.56-41,860.10-10,826.43

Finding the Fourth Proportional to 27,915.56, 41,860.10 and 10,826.43

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Solution

The fourth proportional to 27,915.56, 41,860.10 and 10,826.43 is: 16,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,915.56 : 41,860.10 = 10,826.43 : x
  2. Step 2: Convert to fraction form
    27,915.56/41,860.10 = 10,826.43/x
  3. Step 3: Cross multiply
    27,915.56x = 41,860.10 × 10,826.43
  4. Step 4: Simplify right side
    27,915.56x = 453,195,388.31
  5. Step 5: Solve for x
    x = 453,195,388.31/27,915.56
  6. Step 6: Final answer
    x = 16,234.51

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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.