Home / 12,826.38-19,242-4,060.56

Finding the Fourth Proportional to 12,826.38, 19,242 and 4,060.56

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Solution

The fourth proportional to 12,826.38, 19,242 and 4,060.56 is: 6,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826.38 : 19,242 = 4,060.56 : x
  2. Step 2: Convert to fraction form
    12,826.38/19,242 = 4,060.56/x
  3. Step 3: Cross multiply
    12,826.38x = 19,242 × 4,060.56
  4. Step 4: Simplify right side
    12,826.38x = 78,133,295.52
  5. Step 5: Solve for x
    x = 78,133,295.52/12,826.38
  6. Step 6: Final answer
    x = 6,091.61

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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.