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Finding the Fourth Proportional to 26,874.65, 40,218.17 and 22,702.77

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Solution

The fourth proportional to 26,874.65, 40,218.17 and 22,702.77 is: 33,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874.65 : 40,218.17 = 22,702.77 : x
  2. Step 2: Convert to fraction form
    26,874.65/40,218.17 = 22,702.77/x
  3. Step 3: Cross multiply
    26,874.65x = 40,218.17 × 22,702.77
  4. Step 4: Simplify right side
    26,874.65x = 913,063,749.82
  5. Step 5: Solve for x
    x = 913,063,749.82/26,874.65
  6. Step 6: Final answer
    x = 33,974.90

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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.