Home / 37,471.27-51,709.74-20,475.15

Finding the Fourth Proportional to 37,471.27, 51,709.74 and 20,475.15

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Solution

The fourth proportional to 37,471.27, 51,709.74 and 20,475.15 is: 28,255.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,471.27 : 51,709.74 = 20,475.15 : x
  2. Step 2: Convert to fraction form
    37,471.27/51,709.74 = 20,475.15/x
  3. Step 3: Cross multiply
    37,471.27x = 51,709.74 × 20,475.15
  4. Step 4: Simplify right side
    37,471.27x = 1,058,764,682.96
  5. Step 5: Solve for x
    x = 1,058,764,682.96/37,471.27
  6. Step 6: Final answer
    x = 28,255.37

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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.