Home / 22,241.36-30,693.44-12,170.67

Finding the Fourth Proportional to 22,241.36, 30,693.44 and 12,170.67

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Solution

The fourth proportional to 22,241.36, 30,693.44 and 12,170.67 is: 16,795.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,241.36 : 30,693.44 = 12,170.67 : x
  2. Step 2: Convert to fraction form
    22,241.36/30,693.44 = 12,170.67/x
  3. Step 3: Cross multiply
    22,241.36x = 30,693.44 × 12,170.67
  4. Step 4: Simplify right side
    22,241.36x = 373,559,759.83
  5. Step 5: Solve for x
    x = 373,559,759.83/22,241.36
  6. Step 6: Final answer
    x = 16,795.73

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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.