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Finding the Fourth Proportional to 18,555.33, 27,848.04 and 9,194.97

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Solution

The fourth proportional to 18,555.33, 27,848.04 and 9,194.97 is: 13,799.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.33 : 27,848.04 = 9,194.97 : x
  2. Step 2: Convert to fraction form
    18,555.33/27,848.04 = 9,194.97/x
  3. Step 3: Cross multiply
    18,555.33x = 27,848.04 × 9,194.97
  4. Step 4: Simplify right side
    18,555.33x = 256,061,892.36
  5. Step 5: Solve for x
    x = 256,061,892.36/18,555.33
  6. Step 6: Final answer
    x = 13,799.91

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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.