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Finding the Fourth Proportional to 18,494.94, 27,743.93 and 6,011.74

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Solution

The fourth proportional to 18,494.94, 27,743.93 and 6,011.74 is: 9,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.94 : 27,743.93 = 6,011.74 : x
  2. Step 2: Convert to fraction form
    18,494.94/27,743.93 = 6,011.74/x
  3. Step 3: Cross multiply
    18,494.94x = 27,743.93 × 6,011.74
  4. Step 4: Simplify right side
    18,494.94x = 166,789,293.74
  5. Step 5: Solve for x
    x = 166,789,293.74/18,494.94
  6. Step 6: Final answer
    x = 9,018.10

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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.