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Finding the Fourth Proportional to 16,918.44, 25,392.74 and 8,044.71

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Solution

The fourth proportional to 16,918.44, 25,392.74 and 8,044.71 is: 12,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.44 : 25,392.74 = 8,044.71 : x
  2. Step 2: Convert to fraction form
    16,918.44/25,392.74 = 8,044.71/x
  3. Step 3: Cross multiply
    16,918.44x = 25,392.74 × 8,044.71
  4. Step 4: Simplify right side
    16,918.44x = 204,277,189.18
  5. Step 5: Solve for x
    x = 204,277,189.18/16,918.44
  6. Step 6: Final answer
    x = 12,074.23

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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.