Home / 18,181.44-27,270.93-4,853.43

Finding the Fourth Proportional to 18,181.44, 27,270.93 and 4,853.43

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Solution

The fourth proportional to 18,181.44, 27,270.93 and 4,853.43 is: 7,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.44 : 27,270.93 = 4,853.43 : x
  2. Step 2: Convert to fraction form
    18,181.44/27,270.93 = 4,853.43/x
  3. Step 3: Cross multiply
    18,181.44x = 27,270.93 × 4,853.43
  4. Step 4: Simplify right side
    18,181.44x = 132,357,549.79
  5. Step 5: Solve for x
    x = 132,357,549.79/18,181.44
  6. Step 6: Final answer
    x = 7,279.82

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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.