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Finding the Fourth Proportional to 36,590.96, 54,891.12 and 11,622.12

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Solution

The fourth proportional to 36,590.96, 54,891.12 and 11,622.12 is: 17,434.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,590.96 : 54,891.12 = 11,622.12 : x
  2. Step 2: Convert to fraction form
    36,590.96/54,891.12 = 11,622.12/x
  3. Step 3: Cross multiply
    36,590.96x = 54,891.12 × 11,622.12
  4. Step 4: Simplify right side
    36,590.96x = 637,951,183.57
  5. Step 5: Solve for x
    x = 637,951,183.57/36,590.96
  6. Step 6: Final answer
    x = 17,434.67

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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.