Home / 12,017.53-18,027.32-3,134.04

Finding the Fourth Proportional to 12,017.53, 18,027.32 and 3,134.04

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Solution

The fourth proportional to 12,017.53, 18,027.32 and 3,134.04 is: 4,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.53 : 18,027.32 = 3,134.04 : x
  2. Step 2: Convert to fraction form
    12,017.53/18,027.32 = 3,134.04/x
  3. Step 3: Cross multiply
    12,017.53x = 18,027.32 × 3,134.04
  4. Step 4: Simplify right side
    12,017.53x = 56,498,327.03
  5. Step 5: Solve for x
    x = 56,498,327.03/12,017.53
  6. Step 6: Final answer
    x = 4,701.33

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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.