Home / 37,183.15-51,311.23-20,186.74

Finding the Fourth Proportional to 37,183.15, 51,311.23 and 20,186.74

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Solution

The fourth proportional to 37,183.15, 51,311.23 and 20,186.74 is: 27,856.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183.15 : 51,311.23 = 20,186.74 : x
  2. Step 2: Convert to fraction form
    37,183.15/51,311.23 = 20,186.74/x
  3. Step 3: Cross multiply
    37,183.15x = 51,311.23 × 20,186.74
  4. Step 4: Simplify right side
    37,183.15x = 1,035,806,459.09
  5. Step 5: Solve for x
    x = 1,035,806,459.09/37,183.15
  6. Step 6: Final answer
    x = 27,856.88

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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.