Home / 38,396.73-57,583.81-13,432.12

Finding the Fourth Proportional to 38,396.73, 57,583.81 and 13,432.12

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Solution

The fourth proportional to 38,396.73, 57,583.81 and 13,432.12 is: 20,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,396.73 : 57,583.81 = 13,432.12 : x
  2. Step 2: Convert to fraction form
    38,396.73/57,583.81 = 13,432.12/x
  3. Step 3: Cross multiply
    38,396.73x = 57,583.81 × 13,432.12
  4. Step 4: Simplify right side
    38,396.73x = 773,472,645.98
  5. Step 5: Solve for x
    x = 773,472,645.98/38,396.73
  6. Step 6: Final answer
    x = 20,144.23

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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.