Home / 12,093.36-18,136.68-3,326.16

Finding the Fourth Proportional to 12,093.36, 18,136.68 and 3,326.16

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Solution

The fourth proportional to 12,093.36, 18,136.68 and 3,326.16 is: 4,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.36 : 18,136.68 = 3,326.16 : x
  2. Step 2: Convert to fraction form
    12,093.36/18,136.68 = 3,326.16/x
  3. Step 3: Cross multiply
    12,093.36x = 18,136.68 × 3,326.16
  4. Step 4: Simplify right side
    12,093.36x = 60,325,499.55
  5. Step 5: Solve for x
    x = 60,325,499.55/12,093.36
  6. Step 6: Final answer
    x = 4,988.32

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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.