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Finding the Fourth Proportional to 51,843.92, 71,562.12 and 35,949.44

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Solution

The fourth proportional to 51,843.92, 71,562.12 and 35,949.44 is: 49,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,843.92 : 71,562.12 = 35,949.44 : x
  2. Step 2: Convert to fraction form
    51,843.92/71,562.12 = 35,949.44/x
  3. Step 3: Cross multiply
    51,843.92x = 71,562.12 × 35,949.44
  4. Step 4: Simplify right side
    51,843.92x = 2,572,618,139.21
  5. Step 5: Solve for x
    x = 2,572,618,139.21/51,843.92
  6. Step 6: Final answer
    x = 49,622.37

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1.5x scale

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.