Home / 12,027.20-18,040.92-3,262.28

Finding the Fourth Proportional to 12,027.20, 18,040.92 and 3,262.28

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Solution

The fourth proportional to 12,027.20, 18,040.92 and 3,262.28 is: 4,893.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.20 : 18,040.92 = 3,262.28 : x
  2. Step 2: Convert to fraction form
    12,027.20/18,040.92 = 3,262.28/x
  3. Step 3: Cross multiply
    12,027.20x = 18,040.92 × 3,262.28
  4. Step 4: Simplify right side
    12,027.20x = 58,854,532.50
  5. Step 5: Solve for x
    x = 58,854,532.50/12,027.20
  6. Step 6: Final answer
    x = 4,893.45

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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.