Home / 33,117.32-49,676.01-8,157.89

Finding the Fourth Proportional to 33,117.32, 49,676.01 and 8,157.89

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Solution

The fourth proportional to 33,117.32, 49,676.01 and 8,157.89 is: 12,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,117.32 : 49,676.01 = 8,157.89 : x
  2. Step 2: Convert to fraction form
    33,117.32/49,676.01 = 8,157.89/x
  3. Step 3: Cross multiply
    33,117.32x = 49,676.01 × 8,157.89
  4. Step 4: Simplify right side
    33,117.32x = 405,251,176.84
  5. Step 5: Solve for x
    x = 405,251,176.84/33,117.32
  6. Step 6: Final answer
    x = 12,236.84

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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.