Home / 12,014.16-18,021.23-3,249.75

Finding the Fourth Proportional to 12,014.16, 18,021.23 and 3,249.75

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Solution

The fourth proportional to 12,014.16, 18,021.23 and 3,249.75 is: 4,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.16 : 18,021.23 = 3,249.75 : x
  2. Step 2: Convert to fraction form
    12,014.16/18,021.23 = 3,249.75/x
  3. Step 3: Cross multiply
    12,014.16x = 18,021.23 × 3,249.75
  4. Step 4: Simplify right side
    12,014.16x = 58,564,492.19
  5. Step 5: Solve for x
    x = 58,564,492.19/12,014.16
  6. Step 6: Final answer
    x = 4,874.62

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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.