Home / 12,022.14-18,031.80-3,257.73

Finding the Fourth Proportional to 12,022.14, 18,031.80 and 3,257.73

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Solution

The fourth proportional to 12,022.14, 18,031.80 and 3,257.73 is: 4,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.14 : 18,031.80 = 3,257.73 : x
  2. Step 2: Convert to fraction form
    12,022.14/18,031.80 = 3,257.73/x
  3. Step 3: Cross multiply
    12,022.14x = 18,031.80 × 3,257.73
  4. Step 4: Simplify right side
    12,022.14x = 58,742,735.81
  5. Step 5: Solve for x
    x = 58,742,735.81/12,022.14
  6. Step 6: Final answer
    x = 4,886.21

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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.