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Finding the Fourth Proportional to 18,184.76, 27,274.04 and 5,034.05

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Solution

The fourth proportional to 18,184.76, 27,274.04 and 5,034.05 is: 7,550.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.76 : 27,274.04 = 5,034.05 : x
  2. Step 2: Convert to fraction form
    18,184.76/27,274.04 = 5,034.05/x
  3. Step 3: Cross multiply
    18,184.76x = 27,274.04 × 5,034.05
  4. Step 4: Simplify right side
    18,184.76x = 137,298,719.52
  5. Step 5: Solve for x
    x = 137,298,719.52/18,184.76
  6. Step 6: Final answer
    x = 7,550.21

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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.