Home / 36,091.92-54,136.62-12,717.84

Finding the Fourth Proportional to 36,091.92, 54,136.62 and 12,717.84

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Solution

The fourth proportional to 36,091.92, 54,136.62 and 12,717.84 is: 19,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091.92 : 54,136.62 = 12,717.84 : x
  2. Step 2: Convert to fraction form
    36,091.92/54,136.62 = 12,717.84/x
  3. Step 3: Cross multiply
    36,091.92x = 54,136.62 × 12,717.84
  4. Step 4: Simplify right side
    36,091.92x = 688,500,871.30
  5. Step 5: Solve for x
    x = 688,500,871.30/36,091.92
  6. Step 6: Final answer
    x = 19,076.32

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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.