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Finding the Fourth Proportional to 13,468.67, 20,203.01 and 4,234.67

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Solution

The fourth proportional to 13,468.67, 20,203.01 and 4,234.67 is: 6,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.67 : 20,203.01 = 4,234.67 : x
  2. Step 2: Convert to fraction form
    13,468.67/20,203.01 = 4,234.67/x
  3. Step 3: Cross multiply
    13,468.67x = 20,203.01 × 4,234.67
  4. Step 4: Simplify right side
    13,468.67x = 85,553,080.36
  5. Step 5: Solve for x
    x = 85,553,080.36/13,468.67
  6. Step 6: Final answer
    x = 6,352.01

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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.