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Finding the Fourth Proportional to 17,434.38, 26,150.94 and 4,954.38

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Solution

The fourth proportional to 17,434.38, 26,150.94 and 4,954.38 is: 7,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,434.38 : 26,150.94 = 4,954.38 : x
  2. Step 2: Convert to fraction form
    17,434.38/26,150.94 = 4,954.38/x
  3. Step 3: Cross multiply
    17,434.38x = 26,150.94 × 4,954.38
  4. Step 4: Simplify right side
    17,434.38x = 129,561,694.12
  5. Step 5: Solve for x
    x = 129,561,694.12/17,434.38
  6. Step 6: Final answer
    x = 7,431.39

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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.