Home / 28,826.08-43,239.92-8,049.56

Finding the Fourth Proportional to 28,826.08, 43,239.92 and 8,049.56

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Solution

The fourth proportional to 28,826.08, 43,239.92 and 8,049.56 is: 12,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.08 : 43,239.92 = 8,049.56 : x
  2. Step 2: Convert to fraction form
    28,826.08/43,239.92 = 8,049.56/x
  3. Step 3: Cross multiply
    28,826.08x = 43,239.92 × 8,049.56
  4. Step 4: Simplify right side
    28,826.08x = 348,062,330.44
  5. Step 5: Solve for x
    x = 348,062,330.44/28,826.08
  6. Step 6: Final answer
    x = 12,074.56

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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.