Home / 37,817.08-52,183.80-21,906.64

Finding the Fourth Proportional to 37,817.08, 52,183.80 and 21,906.64

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Solution

The fourth proportional to 37,817.08, 52,183.80 and 21,906.64 is: 30,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,817.08 : 52,183.80 = 21,906.64 : x
  2. Step 2: Convert to fraction form
    37,817.08/52,183.80 = 21,906.64/x
  3. Step 3: Cross multiply
    37,817.08x = 52,183.80 × 21,906.64
  4. Step 4: Simplify right side
    37,817.08x = 1,143,171,720.43
  5. Step 5: Solve for x
    x = 1,143,171,720.43/37,817.08
  6. Step 6: Final answer
    x = 30,228.98

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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.