Home / 18,100.33-27,143.82-6,251.08

Finding the Fourth Proportional to 18,100.33, 27,143.82 and 6,251.08

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Solution

The fourth proportional to 18,100.33, 27,143.82 and 6,251.08 is: 9,374.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,100.33 : 27,143.82 = 6,251.08 : x
  2. Step 2: Convert to fraction form
    18,100.33/27,143.82 = 6,251.08/x
  3. Step 3: Cross multiply
    18,100.33x = 27,143.82 × 6,251.08
  4. Step 4: Simplify right side
    18,100.33x = 169,678,190.33
  5. Step 5: Solve for x
    x = 169,678,190.33/18,100.33
  6. Step 6: Final answer
    x = 9,374.31

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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.