Home / 26,692.56-40,029.75-8,919.27

Finding the Fourth Proportional to 26,692.56, 40,029.75 and 8,919.27

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Solution

The fourth proportional to 26,692.56, 40,029.75 and 8,919.27 is: 13,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,692.56 : 40,029.75 = 8,919.27 : x
  2. Step 2: Convert to fraction form
    26,692.56/40,029.75 = 8,919.27/x
  3. Step 3: Cross multiply
    26,692.56x = 40,029.75 × 8,919.27
  4. Step 4: Simplify right side
    26,692.56x = 357,036,148.28
  5. Step 5: Solve for x
    x = 357,036,148.28/26,692.56
  6. Step 6: Final answer
    x = 13,375.87

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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.