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Finding the Fourth Proportional to 26,797.92, 40,184.10 and 12,006.96

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Solution

The fourth proportional to 26,797.92, 40,184.10 and 12,006.96 is: 18,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797.92 : 40,184.10 = 12,006.96 : x
  2. Step 2: Convert to fraction form
    26,797.92/40,184.10 = 12,006.96/x
  3. Step 3: Cross multiply
    26,797.92x = 40,184.10 × 12,006.96
  4. Step 4: Simplify right side
    26,797.92x = 482,488,881.34
  5. Step 5: Solve for x
    x = 482,488,881.34/26,797.92
  6. Step 6: Final answer
    x = 18,004.71

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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.