Home / 37,351.62-51,545.25-20,355.87

Finding the Fourth Proportional to 37,351.62, 51,545.25 and 20,355.87

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Solution

The fourth proportional to 37,351.62, 51,545.25 and 20,355.87 is: 28,091.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,351.62 : 51,545.25 = 20,355.87 : x
  2. Step 2: Convert to fraction form
    37,351.62/51,545.25 = 20,355.87/x
  3. Step 3: Cross multiply
    37,351.62x = 51,545.25 × 20,355.87
  4. Step 4: Simplify right side
    37,351.62x = 1,049,248,408.12
  5. Step 5: Solve for x
    x = 1,049,248,408.12/37,351.62
  6. Step 6: Final answer
    x = 28,091.11

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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.