Home / 16,796.17-23,188.32-11,138.62

Finding the Fourth Proportional to 16,796.17, 23,188.32 and 11,138.62

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Solution

The fourth proportional to 16,796.17, 23,188.32 and 11,138.62 is: 15,377.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,796.17 : 23,188.32 = 11,138.62 : x
  2. Step 2: Convert to fraction form
    16,796.17/23,188.32 = 11,138.62/x
  3. Step 3: Cross multiply
    16,796.17x = 23,188.32 × 11,138.62
  4. Step 4: Simplify right side
    16,796.17x = 258,285,884.92
  5. Step 5: Solve for x
    x = 258,285,884.92/16,796.17
  6. Step 6: Final answer
    x = 15,377.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.