Home / 20,002.43-27,603.50-12,049.94

Finding the Fourth Proportional to 20,002.43, 27,603.50 and 12,049.94

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Solution

The fourth proportional to 20,002.43, 27,603.50 and 12,049.94 is: 16,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.43 : 27,603.50 = 12,049.94 : x
  2. Step 2: Convert to fraction form
    20,002.43/27,603.50 = 12,049.94/x
  3. Step 3: Cross multiply
    20,002.43x = 27,603.50 × 12,049.94
  4. Step 4: Simplify right side
    20,002.43x = 332,620,518.79
  5. Step 5: Solve for x
    x = 332,620,518.79/20,002.43
  6. Step 6: Final answer
    x = 16,629.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.