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Finding the Fourth Proportional to 17,696.44, 26,548.98 and 5,384.44

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Solution

The fourth proportional to 17,696.44, 26,548.98 and 5,384.44 is: 8,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,696.44 : 26,548.98 = 5,384.44 : x
  2. Step 2: Convert to fraction form
    17,696.44/26,548.98 = 5,384.44/x
  3. Step 3: Cross multiply
    17,696.44x = 26,548.98 × 5,384.44
  4. Step 4: Simplify right side
    17,696.44x = 142,951,389.87
  5. Step 5: Solve for x
    x = 142,951,389.87/17,696.44
  6. Step 6: Final answer
    x = 8,077.97

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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.