Home / 33,379.96-50,078.58-12,603.64

Finding the Fourth Proportional to 33,379.96, 50,078.58 and 12,603.64

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Solution

The fourth proportional to 33,379.96, 50,078.58 and 12,603.64 is: 18,908.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,379.96 : 50,078.58 = 12,603.64 : x
  2. Step 2: Convert to fraction form
    33,379.96/50,078.58 = 12,603.64/x
  3. Step 3: Cross multiply
    33,379.96x = 50,078.58 × 12,603.64
  4. Step 4: Simplify right side
    33,379.96x = 631,172,394.03
  5. Step 5: Solve for x
    x = 631,172,394.03/33,379.96
  6. Step 6: Final answer
    x = 18,908.72

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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.