Home / 36,103.72-54,152.16-11,137.06

Finding the Fourth Proportional to 36,103.72, 54,152.16 and 11,137.06

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Solution

The fourth proportional to 36,103.72, 54,152.16 and 11,137.06 is: 16,704.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.72 : 54,152.16 = 11,137.06 : x
  2. Step 2: Convert to fraction form
    36,103.72/54,152.16 = 11,137.06/x
  3. Step 3: Cross multiply
    36,103.72x = 54,152.16 × 11,137.06
  4. Step 4: Simplify right side
    36,103.72x = 603,095,855.05
  5. Step 5: Solve for x
    x = 603,095,855.05/36,103.72
  6. Step 6: Final answer
    x = 16,704.54

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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.