Home / 30,167.70-41,631.06-16,738.62

Finding the Fourth Proportional to 30,167.70, 41,631.06 and 16,738.62

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Solution

The fourth proportional to 30,167.70, 41,631.06 and 16,738.62 is: 23,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167.70 : 41,631.06 = 16,738.62 : x
  2. Step 2: Convert to fraction form
    30,167.70/41,631.06 = 16,738.62/x
  3. Step 3: Cross multiply
    30,167.70x = 41,631.06 × 16,738.62
  4. Step 4: Simplify right side
    30,167.70x = 696,846,493.54
  5. Step 5: Solve for x
    x = 696,846,493.54/30,167.70
  6. Step 6: Final answer
    x = 23,099.09

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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.