Home / 16,749.12-23,104-10,450.56

Finding the Fourth Proportional to 16,749.12, 23,104 and 10,450.56

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Solution

The fourth proportional to 16,749.12, 23,104 and 10,450.56 is: 14,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.12 : 23,104 = 10,450.56 : x
  2. Step 2: Convert to fraction form
    16,749.12/23,104 = 10,450.56/x
  3. Step 3: Cross multiply
    16,749.12x = 23,104 × 10,450.56
  4. Step 4: Simplify right side
    16,749.12x = 241,449,738.24
  5. Step 5: Solve for x
    x = 241,449,738.24/16,749.12
  6. Step 6: Final answer
    x = 14,415.67

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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.