Home / 37,183.76-51,313.21-20,188.16

Finding the Fourth Proportional to 37,183.76, 51,313.21 and 20,188.16

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Solution

The fourth proportional to 37,183.76, 51,313.21 and 20,188.16 is: 27,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183.76 : 51,313.21 = 20,188.16 : x
  2. Step 2: Convert to fraction form
    37,183.76/51,313.21 = 20,188.16/x
  3. Step 3: Cross multiply
    37,183.76x = 51,313.21 × 20,188.16
  4. Step 4: Simplify right side
    37,183.76x = 1,035,919,037.03
  5. Step 5: Solve for x
    x = 1,035,919,037.03/37,183.76
  6. Step 6: Final answer
    x = 27,859.45

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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.