Home / 12,093.03-18,137.40-3,325.59

Finding the Fourth Proportional to 12,093.03, 18,137.40 and 3,325.59

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Solution

The fourth proportional to 12,093.03, 18,137.40 and 3,325.59 is: 4,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.03 : 18,137.40 = 3,325.59 : x
  2. Step 2: Convert to fraction form
    12,093.03/18,137.40 = 3,325.59/x
  3. Step 3: Cross multiply
    12,093.03x = 18,137.40 × 3,325.59
  4. Step 4: Simplify right side
    12,093.03x = 60,317,556.07
  5. Step 5: Solve for x
    x = 60,317,556.07/12,093.03
  6. Step 6: Final answer
    x = 4,987.80

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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.