Home / 14,576.75-20,118.44-8,608.67

Finding the Fourth Proportional to 14,576.75, 20,118.44 and 8,608.67

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Solution

The fourth proportional to 14,576.75, 20,118.44 and 8,608.67 is: 11,881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.75 : 20,118.44 = 8,608.67 : x
  2. Step 2: Convert to fraction form
    14,576.75/20,118.44 = 8,608.67/x
  3. Step 3: Cross multiply
    14,576.75x = 20,118.44 × 8,608.67
  4. Step 4: Simplify right side
    14,576.75x = 173,193,010.87
  5. Step 5: Solve for x
    x = 173,193,010.87/14,576.75
  6. Step 6: Final answer
    x = 11,881.46

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Half scale
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Double scale
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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.