Home / 37,181.56-51,310.62-20,185.80

Finding the Fourth Proportional to 37,181.56, 51,310.62 and 20,185.80

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Solution

The fourth proportional to 37,181.56, 51,310.62 and 20,185.80 is: 27,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.56 : 51,310.62 = 20,185.80 : x
  2. Step 2: Convert to fraction form
    37,181.56/51,310.62 = 20,185.80/x
  3. Step 3: Cross multiply
    37,181.56x = 51,310.62 × 20,185.80
  4. Step 4: Simplify right side
    37,181.56x = 1,035,745,812.27
  5. Step 5: Solve for x
    x = 1,035,745,812.27/37,181.56
  6. Step 6: Final answer
    x = 27,856.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.