Home / 27,541.10-41,311.58-7,819.70

Finding the Fourth Proportional to 27,541.10, 41,311.58 and 7,819.70

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Solution

The fourth proportional to 27,541.10, 41,311.58 and 7,819.70 is: 11,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.10 : 41,311.58 = 7,819.70 : x
  2. Step 2: Convert to fraction form
    27,541.10/41,311.58 = 7,819.70/x
  3. Step 3: Cross multiply
    27,541.10x = 41,311.58 × 7,819.70
  4. Step 4: Simplify right side
    27,541.10x = 323,043,916.47
  5. Step 5: Solve for x
    x = 323,043,916.47/27,541.10
  6. Step 6: Final answer
    x = 11,729.52

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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.