Home / 22,057.73-30,441.21-12,497.54

Finding the Fourth Proportional to 22,057.73, 30,441.21 and 12,497.54

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Solution

The fourth proportional to 22,057.73, 30,441.21 and 12,497.54 is: 17,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,057.73 : 30,441.21 = 12,497.54 : x
  2. Step 2: Convert to fraction form
    22,057.73/30,441.21 = 12,497.54/x
  3. Step 3: Cross multiply
    22,057.73x = 30,441.21 × 12,497.54
  4. Step 4: Simplify right side
    22,057.73x = 380,440,239.62
  5. Step 5: Solve for x
    x = 380,440,239.62/22,057.73
  6. Step 6: Final answer
    x = 17,247.48

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Half scale
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Double scale
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Similar ratio
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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.