Home / 24,283.20-36,408.60-11,128.80

Finding the Fourth Proportional to 24,283.20, 36,408.60 and 11,128.80

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Solution

The fourth proportional to 24,283.20, 36,408.60 and 11,128.80 is: 16,685.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,283.20 : 36,408.60 = 11,128.80 : x
  2. Step 2: Convert to fraction form
    24,283.20/36,408.60 = 11,128.80/x
  3. Step 3: Cross multiply
    24,283.20x = 36,408.60 × 11,128.80
  4. Step 4: Simplify right side
    24,283.20x = 405,184,027.68
  5. Step 5: Solve for x
    x = 405,184,027.68/24,283.20
  6. Step 6: Final answer
    x = 16,685.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.