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Finding the Fourth Proportional to 13,467.67, 20,201.51 and 4,233.67

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Solution

The fourth proportional to 13,467.67, 20,201.51 and 4,233.67 is: 6,350.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.67 : 20,201.51 = 4,233.67 : x
  2. Step 2: Convert to fraction form
    13,467.67/20,201.51 = 4,233.67/x
  3. Step 3: Cross multiply
    13,467.67x = 20,201.51 × 4,233.67
  4. Step 4: Simplify right side
    13,467.67x = 85,526,486.92
  5. Step 5: Solve for x
    x = 85,526,486.92/13,467.67
  6. Step 6: Final answer
    x = 6,350.50

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Half scale
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Double scale
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Similar ratio
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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.