Home / 27,789.58-41,690.88-8,068.52

Finding the Fourth Proportional to 27,789.58, 41,690.88 and 8,068.52

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Solution

The fourth proportional to 27,789.58, 41,690.88 and 8,068.52 is: 12,104.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.58 : 41,690.88 = 8,068.52 : x
  2. Step 2: Convert to fraction form
    27,789.58/41,690.88 = 8,068.52/x
  3. Step 3: Cross multiply
    27,789.58x = 41,690.88 × 8,068.52
  4. Step 4: Simplify right side
    27,789.58x = 336,383,699.10
  5. Step 5: Solve for x
    x = 336,383,699.10/27,789.58
  6. Step 6: Final answer
    x = 12,104.67

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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.