Home / 37,850.16-52,229.24-21,939.60

Finding the Fourth Proportional to 37,850.16, 52,229.24 and 21,939.60

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Solution

The fourth proportional to 37,850.16, 52,229.24 and 21,939.60 is: 30,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,850.16 : 52,229.24 = 21,939.60 : x
  2. Step 2: Convert to fraction form
    37,850.16/52,229.24 = 21,939.60/x
  3. Step 3: Cross multiply
    37,850.16x = 52,229.24 × 21,939.60
  4. Step 4: Simplify right side
    37,850.16x = 1,145,888,633.90
  5. Step 5: Solve for x
    x = 1,145,888,633.90/37,850.16
  6. Step 6: Final answer
    x = 30,274.34

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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.