Home / 37,609.18-51,902.85-21,694.30

Finding the Fourth Proportional to 37,609.18, 51,902.85 and 21,694.30

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Solution

The fourth proportional to 37,609.18, 51,902.85 and 21,694.30 is: 29,939.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,609.18 : 51,902.85 = 21,694.30 : x
  2. Step 2: Convert to fraction form
    37,609.18/51,902.85 = 21,694.30/x
  3. Step 3: Cross multiply
    37,609.18x = 51,902.85 × 21,694.30
  4. Step 4: Simplify right side
    37,609.18x = 1,125,995,998.76
  5. Step 5: Solve for x
    x = 1,125,995,998.76/37,609.18
  6. Step 6: Final answer
    x = 29,939.39

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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.