Home / 37,108.05-51,211.17-21,197.67

Finding the Fourth Proportional to 37,108.05, 51,211.17 and 21,197.67

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Solution

The fourth proportional to 37,108.05, 51,211.17 and 21,197.67 is: 29,253.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,108.05 : 51,211.17 = 21,197.67 : x
  2. Step 2: Convert to fraction form
    37,108.05/51,211.17 = 21,197.67/x
  3. Step 3: Cross multiply
    37,108.05x = 51,211.17 × 21,197.67
  4. Step 4: Simplify right side
    37,108.05x = 1,085,557,481.97
  5. Step 5: Solve for x
    x = 1,085,557,481.97/37,108.05
  6. Step 6: Final answer
    x = 29,253.96

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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.