Home / 40,733.08-61,099.68-11,149.72

Finding the Fourth Proportional to 40,733.08, 61,099.68 and 11,149.72

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Solution

The fourth proportional to 40,733.08, 61,099.68 and 11,149.72 is: 16,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,733.08 : 61,099.68 = 11,149.72 : x
  2. Step 2: Convert to fraction form
    40,733.08/61,099.68 = 11,149.72/x
  3. Step 3: Cross multiply
    40,733.08x = 61,099.68 × 11,149.72
  4. Step 4: Simplify right side
    40,733.08x = 681,244,324.09
  5. Step 5: Solve for x
    x = 681,244,324.09/40,733.08
  6. Step 6: Final answer
    x = 16,724.60

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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.