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Finding the Fourth Proportional to 17,897.27, 26,845.73 and 10,879.22

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Solution

The fourth proportional to 17,897.27, 26,845.73 and 10,879.22 is: 16,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,897.27 : 26,845.73 = 10,879.22 : x
  2. Step 2: Convert to fraction form
    17,897.27/26,845.73 = 10,879.22/x
  3. Step 3: Cross multiply
    17,897.27x = 26,845.73 × 10,879.22
  4. Step 4: Simplify right side
    17,897.27x = 292,060,562.37
  5. Step 5: Solve for x
    x = 292,060,562.37/17,897.27
  6. Step 6: Final answer
    x = 16,318.72

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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.