Home / 12,895.39-19,342.44-3,535.26

Finding the Fourth Proportional to 12,895.39, 19,342.44 and 3,535.26

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Solution

The fourth proportional to 12,895.39, 19,342.44 and 3,535.26 is: 5,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.39 : 19,342.44 = 3,535.26 : x
  2. Step 2: Convert to fraction form
    12,895.39/19,342.44 = 3,535.26/x
  3. Step 3: Cross multiply
    12,895.39x = 19,342.44 × 3,535.26
  4. Step 4: Simplify right side
    12,895.39x = 68,380,481.90
  5. Step 5: Solve for x
    x = 68,380,481.90/12,895.39
  6. Step 6: Final answer
    x = 5,302.71

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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.