Home / 36,123.36-54,190.83-11,157.54

Finding the Fourth Proportional to 36,123.36, 54,190.83 and 11,157.54

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Solution

The fourth proportional to 36,123.36, 54,190.83 and 11,157.54 is: 16,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123.36 : 54,190.83 = 11,157.54 : x
  2. Step 2: Convert to fraction form
    36,123.36/54,190.83 = 11,157.54/x
  3. Step 3: Cross multiply
    36,123.36x = 54,190.83 × 11,157.54
  4. Step 4: Simplify right side
    36,123.36x = 604,636,297.57
  5. Step 5: Solve for x
    x = 604,636,297.57/36,123.36
  6. Step 6: Final answer
    x = 16,738.10

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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.