Home / 37,836.08-52,211.76-21,068

Finding the Fourth Proportional to 37,836.08, 52,211.76 and 21,068

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Solution

The fourth proportional to 37,836.08, 52,211.76 and 21,068 is: 29,072.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,836.08 : 52,211.76 = 21,068 : x
  2. Step 2: Convert to fraction form
    37,836.08/52,211.76 = 21,068/x
  3. Step 3: Cross multiply
    37,836.08x = 52,211.76 × 21,068
  4. Step 4: Simplify right side
    37,836.08x = 1,099,997,359.68
  5. Step 5: Solve for x
    x = 1,099,997,359.68/37,836.08
  6. Step 6: Final answer
    x = 29,072.71

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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.