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Finding the Fourth Proportional to 45,183.56, 67,786.07 and 15,601.64

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Solution

The fourth proportional to 45,183.56, 67,786.07 and 15,601.64 is: 23,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,183.56 : 67,786.07 = 15,601.64 : x
  2. Step 2: Convert to fraction form
    45,183.56/67,786.07 = 15,601.64/x
  3. Step 3: Cross multiply
    45,183.56x = 67,786.07 × 15,601.64
  4. Step 4: Simplify right side
    45,183.56x = 1,057,573,444.22
  5. Step 5: Solve for x
    x = 1,057,573,444.22/45,183.56
  6. Step 6: Final answer
    x = 23,406.16

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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.