Home / 12,093.71-18,140.66-3,329.11

Finding the Fourth Proportional to 12,093.71, 18,140.66 and 3,329.11

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Solution

The fourth proportional to 12,093.71, 18,140.66 and 3,329.11 is: 4,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.71 : 18,140.66 = 3,329.11 : x
  2. Step 2: Convert to fraction form
    12,093.71/18,140.66 = 3,329.11/x
  3. Step 3: Cross multiply
    12,093.71x = 18,140.66 × 3,329.11
  4. Step 4: Simplify right side
    12,093.71x = 60,392,145.26
  5. Step 5: Solve for x
    x = 60,392,145.26/12,093.71
  6. Step 6: Final answer
    x = 4,993.68

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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.