Home / 26,819.28-40,236.19-8,099.93

Finding the Fourth Proportional to 26,819.28, 40,236.19 and 8,099.93

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Solution

The fourth proportional to 26,819.28, 40,236.19 and 8,099.93 is: 12,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819.28 : 40,236.19 = 8,099.93 : x
  2. Step 2: Convert to fraction form
    26,819.28/40,236.19 = 8,099.93/x
  3. Step 3: Cross multiply
    26,819.28x = 40,236.19 × 8,099.93
  4. Step 4: Simplify right side
    26,819.28x = 325,910,312.24
  5. Step 5: Solve for x
    x = 325,910,312.24/26,819.28
  6. Step 6: Final answer
    x = 12,152.09

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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.