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Finding the Fourth Proportional to 36,676.25, 55,026.19 and 16,692.90

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Solution

The fourth proportional to 36,676.25, 55,026.19 and 16,692.90 is: 25,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,676.25 : 55,026.19 = 16,692.90 : x
  2. Step 2: Convert to fraction form
    36,676.25/55,026.19 = 16,692.90/x
  3. Step 3: Cross multiply
    36,676.25x = 55,026.19 × 16,692.90
  4. Step 4: Simplify right side
    36,676.25x = 918,546,501.57
  5. Step 5: Solve for x
    x = 918,546,501.57/36,676.25
  6. Step 6: Final answer
    x = 25,044.72

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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.