Home / 38,181.81-57,292.74-27,738.12

Finding the Fourth Proportional to 38,181.81, 57,292.74 and 27,738.12

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Solution

The fourth proportional to 38,181.81, 57,292.74 and 27,738.12 is: 41,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,181.81 : 57,292.74 = 27,738.12 : x
  2. Step 2: Convert to fraction form
    38,181.81/57,292.74 = 27,738.12/x
  3. Step 3: Cross multiply
    38,181.81x = 57,292.74 × 27,738.12
  4. Step 4: Simplify right side
    38,181.81x = 1,589,192,897.25
  5. Step 5: Solve for x
    x = 1,589,192,897.25/38,181.81
  6. Step 6: Final answer
    x = 41,621.73

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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.