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Finding the Fourth Proportional to 18,552.48, 27,827.64 and 6,080.64

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Solution

The fourth proportional to 18,552.48, 27,827.64 and 6,080.64 is: 9,120.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.48 : 27,827.64 = 6,080.64 : x
  2. Step 2: Convert to fraction form
    18,552.48/27,827.64 = 6,080.64/x
  3. Step 3: Cross multiply
    18,552.48x = 27,827.64 × 6,080.64
  4. Step 4: Simplify right side
    18,552.48x = 169,209,860.89
  5. Step 5: Solve for x
    x = 169,209,860.89/18,552.48
  6. Step 6: Final answer
    x = 9,120.61

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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.