Home / 37,712.20-56,553.90-11,408.20

Finding the Fourth Proportional to 37,712.20, 56,553.90 and 11,408.20

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Solution

The fourth proportional to 37,712.20, 56,553.90 and 11,408.20 is: 17,107.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,712.20 : 56,553.90 = 11,408.20 : x
  2. Step 2: Convert to fraction form
    37,712.20/56,553.90 = 11,408.20/x
  3. Step 3: Cross multiply
    37,712.20x = 56,553.90 × 11,408.20
  4. Step 4: Simplify right side
    37,712.20x = 645,178,201.98
  5. Step 5: Solve for x
    x = 645,178,201.98/37,712.20
  6. Step 6: Final answer
    x = 17,107.94

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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.