Home / 20,016.44-30,024.62-12,223.40

Finding the Fourth Proportional to 20,016.44, 30,024.62 and 12,223.40

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Solution

The fourth proportional to 20,016.44, 30,024.62 and 12,223.40 is: 18,335.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.44 : 30,024.62 = 12,223.40 : x
  2. Step 2: Convert to fraction form
    20,016.44/30,024.62 = 12,223.40/x
  3. Step 3: Cross multiply
    20,016.44x = 30,024.62 × 12,223.40
  4. Step 4: Simplify right side
    20,016.44x = 367,002,940.11
  5. Step 5: Solve for x
    x = 367,002,940.11/20,016.44
  6. Step 6: Final answer
    x = 18,335.08

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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.