Home / 34,487.38-51,629.01-21,297.34

Finding the Fourth Proportional to 34,487.38, 51,629.01 and 21,297.34

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Solution

The fourth proportional to 34,487.38, 51,629.01 and 21,297.34 is: 31,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,487.38 : 51,629.01 = 21,297.34 : x
  2. Step 2: Convert to fraction form
    34,487.38/51,629.01 = 21,297.34/x
  3. Step 3: Cross multiply
    34,487.38x = 51,629.01 × 21,297.34
  4. Step 4: Simplify right side
    34,487.38x = 1,099,560,579.83
  5. Step 5: Solve for x
    x = 1,099,560,579.83/34,487.38
  6. Step 6: Final answer
    x = 31,882.98

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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.