Home / 17,755.37-26,634.64-5,105.19

Finding the Fourth Proportional to 17,755.37, 26,634.64 and 5,105.19

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Solution

The fourth proportional to 17,755.37, 26,634.64 and 5,105.19 is: 7,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,755.37 : 26,634.64 = 5,105.19 : x
  2. Step 2: Convert to fraction form
    17,755.37/26,634.64 = 5,105.19/x
  3. Step 3: Cross multiply
    17,755.37x = 26,634.64 × 5,105.19
  4. Step 4: Simplify right side
    17,755.37x = 135,974,897.78
  5. Step 5: Solve for x
    x = 135,974,897.78/17,755.37
  6. Step 6: Final answer
    x = 7,658.24

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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.