Home / 22,056.75-30,439.67-12,497.54

Finding the Fourth Proportional to 22,056.75, 30,439.67 and 12,497.54

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Solution

The fourth proportional to 22,056.75, 30,439.67 and 12,497.54 is: 17,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,056.75 : 30,439.67 = 12,497.54 : x
  2. Step 2: Convert to fraction form
    22,056.75/30,439.67 = 12,497.54/x
  3. Step 3: Cross multiply
    22,056.75x = 30,439.67 × 12,497.54
  4. Step 4: Simplify right side
    22,056.75x = 380,420,778.73
  5. Step 5: Solve for x
    x = 380,420,778.73/22,056.75
  6. Step 6: Final answer
    x = 17,247.36

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Half scale
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Double scale
Find fourth proportional to 22,057.75, 30,441.05 and 12,498.54
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.