Home / 13,850.92-20,764.50-9,455.32

Finding the Fourth Proportional to 13,850.92, 20,764.50 and 9,455.32

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Solution

The fourth proportional to 13,850.92, 20,764.50 and 9,455.32 is: 14,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.92 : 20,764.50 = 9,455.32 : x
  2. Step 2: Convert to fraction form
    13,850.92/20,764.50 = 9,455.32/x
  3. Step 3: Cross multiply
    13,850.92x = 20,764.50 × 9,455.32
  4. Step 4: Simplify right side
    13,850.92x = 196,334,992.14
  5. Step 5: Solve for x
    x = 196,334,992.14/13,850.92
  6. Step 6: Final answer
    x = 14,174.87

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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.