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Finding the Fourth Proportional to 18,133.94, 27,194.73 and 6,284.94

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Solution

The fourth proportional to 18,133.94, 27,194.73 and 6,284.94 is: 9,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.94 : 27,194.73 = 6,284.94 : x
  2. Step 2: Convert to fraction form
    18,133.94/27,194.73 = 6,284.94/x
  3. Step 3: Cross multiply
    18,133.94x = 27,194.73 × 6,284.94
  4. Step 4: Simplify right side
    18,133.94x = 170,917,246.37
  5. Step 5: Solve for x
    x = 170,917,246.37/18,133.94
  6. Step 6: Final answer
    x = 9,425.27

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1.5x scale

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.