Home / 18,181.37-27,272.06-5,702.37

Finding the Fourth Proportional to 18,181.37, 27,272.06 and 5,702.37

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Solution

The fourth proportional to 18,181.37, 27,272.06 and 5,702.37 is: 8,553.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.37 : 27,272.06 = 5,702.37 : x
  2. Step 2: Convert to fraction form
    18,181.37/27,272.06 = 5,702.37/x
  3. Step 3: Cross multiply
    18,181.37x = 27,272.06 × 5,702.37
  4. Step 4: Simplify right side
    18,181.37x = 155,515,376.78
  5. Step 5: Solve for x
    x = 155,515,376.78/18,181.37
  6. Step 6: Final answer
    x = 8,553.56

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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.