Home / 12,039.73-18,059.62-3,274.64

Finding the Fourth Proportional to 12,039.73, 18,059.62 and 3,274.64

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Solution

The fourth proportional to 12,039.73, 18,059.62 and 3,274.64 is: 4,911.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039.73 : 18,059.62 = 3,274.64 : x
  2. Step 2: Convert to fraction form
    12,039.73/18,059.62 = 3,274.64/x
  3. Step 3: Cross multiply
    12,039.73x = 18,059.62 × 3,274.64
  4. Step 4: Simplify right side
    12,039.73x = 59,138,754.04
  5. Step 5: Solve for x
    x = 59,138,754.04/12,039.73
  6. Step 6: Final answer
    x = 4,911.97

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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.