Home / 38,571.31-57,836.17-17,499.86

Finding the Fourth Proportional to 38,571.31, 57,836.17 and 17,499.86

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Solution

The fourth proportional to 38,571.31, 57,836.17 and 17,499.86 is: 26,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,571.31 : 57,836.17 = 17,499.86 : x
  2. Step 2: Convert to fraction form
    38,571.31/57,836.17 = 17,499.86/x
  3. Step 3: Cross multiply
    38,571.31x = 57,836.17 × 17,499.86
  4. Step 4: Simplify right side
    38,571.31x = 1,012,124,729.08
  5. Step 5: Solve for x
    x = 1,012,124,729.08/38,571.31
  6. Step 6: Final answer
    x = 26,240.35

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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.