Home / 13,025.58-19,538.97-3,791.58

Finding the Fourth Proportional to 13,025.58, 19,538.97 and 3,791.58

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Solution

The fourth proportional to 13,025.58, 19,538.97 and 3,791.58 is: 5,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.58 : 19,538.97 = 3,791.58 : x
  2. Step 2: Convert to fraction form
    13,025.58/19,538.97 = 3,791.58/x
  3. Step 3: Cross multiply
    13,025.58x = 19,538.97 × 3,791.58
  4. Step 4: Simplify right side
    13,025.58x = 74,083,567.87
  5. Step 5: Solve for x
    x = 74,083,567.87/13,025.58
  6. Step 6: Final answer
    x = 5,687.54

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1.5x scale

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.