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Finding the Fourth Proportional to 18,410.24, 27,613.24 and 7,309.91

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Solution

The fourth proportional to 18,410.24, 27,613.24 and 7,309.91 is: 10,964.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.24 : 27,613.24 = 7,309.91 : x
  2. Step 2: Convert to fraction form
    18,410.24/27,613.24 = 7,309.91/x
  3. Step 3: Cross multiply
    18,410.24x = 27,613.24 × 7,309.91
  4. Step 4: Simplify right side
    18,410.24x = 201,850,349.97
  5. Step 5: Solve for x
    x = 201,850,349.97/18,410.24
  6. Step 6: Final answer
    x = 10,964.02

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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.