Home / 12,027.62-18,043.13-3,708.32

Finding the Fourth Proportional to 12,027.62, 18,043.13 and 3,708.32

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Solution

The fourth proportional to 12,027.62, 18,043.13 and 3,708.32 is: 5,563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.62 : 18,043.13 = 3,708.32 : x
  2. Step 2: Convert to fraction form
    12,027.62/18,043.13 = 3,708.32/x
  3. Step 3: Cross multiply
    12,027.62x = 18,043.13 × 3,708.32
  4. Step 4: Simplify right side
    12,027.62x = 66,909,618.90
  5. Step 5: Solve for x
    x = 66,909,618.90/12,027.62
  6. Step 6: Final answer
    x = 5,563.00

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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.