Home / 38,563.83-57,824.98-20,804.02

Finding the Fourth Proportional to 38,563.83, 57,824.98 and 20,804.02

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Solution

The fourth proportional to 38,563.83, 57,824.98 and 20,804.02 is: 31,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,563.83 : 57,824.98 = 20,804.02 : x
  2. Step 2: Convert to fraction form
    38,563.83/57,824.98 = 20,804.02/x
  3. Step 3: Cross multiply
    38,563.83x = 57,824.98 × 20,804.02
  4. Step 4: Simplify right side
    38,563.83x = 1,202,992,040.42
  5. Step 5: Solve for x
    x = 1,202,992,040.42/38,563.83
  6. Step 6: Final answer
    x = 31,194.83

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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.