Home / 38,912.30-58,359.21-17,839.22

Finding the Fourth Proportional to 38,912.30, 58,359.21 and 17,839.22

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Solution

The fourth proportional to 38,912.30, 58,359.21 and 17,839.22 is: 26,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,912.30 : 58,359.21 = 17,839.22 : x
  2. Step 2: Convert to fraction form
    38,912.30/58,359.21 = 17,839.22/x
  3. Step 3: Cross multiply
    38,912.30x = 58,359.21 × 17,839.22
  4. Step 4: Simplify right side
    38,912.30x = 1,041,082,786.22
  5. Step 5: Solve for x
    x = 1,041,082,786.22/38,912.30
  6. Step 6: Final answer
    x = 26,754.59

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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.