Home / 12,733.09-19,099.58-7,183.91

Finding the Fourth Proportional to 12,733.09, 19,099.58 and 7,183.91

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Solution

The fourth proportional to 12,733.09, 19,099.58 and 7,183.91 is: 10,775.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733.09 : 19,099.58 = 7,183.91 : x
  2. Step 2: Convert to fraction form
    12,733.09/19,099.58 = 7,183.91/x
  3. Step 3: Cross multiply
    12,733.09x = 19,099.58 × 7,183.91
  4. Step 4: Simplify right side
    12,733.09x = 137,209,550.30
  5. Step 5: Solve for x
    x = 137,209,550.30/12,733.09
  6. Step 6: Final answer
    x = 10,775.83

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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.