Home / 19,749.98-29,625.57-8,650.94

Finding the Fourth Proportional to 19,749.98, 29,625.57 and 8,650.94

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Solution

The fourth proportional to 19,749.98, 29,625.57 and 8,650.94 is: 12,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,749.98 : 29,625.57 = 8,650.94 : x
  2. Step 2: Convert to fraction form
    19,749.98/29,625.57 = 8,650.94/x
  3. Step 3: Cross multiply
    19,749.98x = 29,625.57 × 8,650.94
  4. Step 4: Simplify right side
    19,749.98x = 256,289,028.54
  5. Step 5: Solve for x
    x = 256,289,028.54/19,749.98
  6. Step 6: Final answer
    x = 12,976.67

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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.