Home / 20,467.82-30,701.73-5,676.74

Finding the Fourth Proportional to 20,467.82, 30,701.73 and 5,676.74

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Solution

The fourth proportional to 20,467.82, 30,701.73 and 5,676.74 is: 8,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,467.82 : 30,701.73 = 5,676.74 : x
  2. Step 2: Convert to fraction form
    20,467.82/30,701.73 = 5,676.74/x
  3. Step 3: Cross multiply
    20,467.82x = 30,701.73 × 5,676.74
  4. Step 4: Simplify right side
    20,467.82x = 174,285,752.95
  5. Step 5: Solve for x
    x = 174,285,752.95/20,467.82
  6. Step 6: Final answer
    x = 8,515.11

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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.