Home / 18,181.96-27,273.56-5,034.48

Finding the Fourth Proportional to 18,181.96, 27,273.56 and 5,034.48

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Solution

The fourth proportional to 18,181.96, 27,273.56 and 5,034.48 is: 7,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.96 : 27,273.56 = 5,034.48 : x
  2. Step 2: Convert to fraction form
    18,181.96/27,273.56 = 5,034.48/x
  3. Step 3: Cross multiply
    18,181.96x = 27,273.56 × 5,034.48
  4. Step 4: Simplify right side
    18,181.96x = 137,308,192.35
  5. Step 5: Solve for x
    x = 137,308,192.35/18,181.96
  6. Step 6: Final answer
    x = 7,551.89

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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.