Home / 37,383.96-51,589.24-20,388.24

Finding the Fourth Proportional to 37,383.96, 51,589.24 and 20,388.24

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Solution

The fourth proportional to 37,383.96, 51,589.24 and 20,388.24 is: 28,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,383.96 : 51,589.24 = 20,388.24 : x
  2. Step 2: Convert to fraction form
    37,383.96/51,589.24 = 20,388.24/x
  3. Step 3: Cross multiply
    37,383.96x = 51,589.24 × 20,388.24
  4. Step 4: Simplify right side
    37,383.96x = 1,051,813,755.57
  5. Step 5: Solve for x
    x = 1,051,813,755.57/37,383.96
  6. Step 6: Final answer
    x = 28,135.43

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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.