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Finding the Fourth Proportional to 27,344.58, 41,020.94 and 8,622.64

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Solution

The fourth proportional to 27,344.58, 41,020.94 and 8,622.64 is: 12,935.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,344.58 : 41,020.94 = 8,622.64 : x
  2. Step 2: Convert to fraction form
    27,344.58/41,020.94 = 8,622.64/x
  3. Step 3: Cross multiply
    27,344.58x = 41,020.94 × 8,622.64
  4. Step 4: Simplify right side
    27,344.58x = 353,708,798.08
  5. Step 5: Solve for x
    x = 353,708,798.08/27,344.58
  6. Step 6: Final answer
    x = 12,935.24

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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.