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Finding the Fourth Proportional to 26,963.79, 40,447.41 and 8,244.50

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Solution

The fourth proportional to 26,963.79, 40,447.41 and 8,244.50 is: 12,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,963.79 : 40,447.41 = 8,244.50 : x
  2. Step 2: Convert to fraction form
    26,963.79/40,447.41 = 8,244.50/x
  3. Step 3: Cross multiply
    26,963.79x = 40,447.41 × 8,244.50
  4. Step 4: Simplify right side
    26,963.79x = 333,468,469.51
  5. Step 5: Solve for x
    x = 333,468,469.51/26,963.79
  6. Step 6: Final answer
    x = 12,367.27

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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.