Home / 22,436.26-30,961.60-12,365.60

Finding the Fourth Proportional to 22,436.26, 30,961.60 and 12,365.60

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Solution

The fourth proportional to 22,436.26, 30,961.60 and 12,365.60 is: 17,064.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,436.26 : 30,961.60 = 12,365.60 : x
  2. Step 2: Convert to fraction form
    22,436.26/30,961.60 = 12,365.60/x
  3. Step 3: Cross multiply
    22,436.26x = 30,961.60 × 12,365.60
  4. Step 4: Simplify right side
    22,436.26x = 382,858,760.96
  5. Step 5: Solve for x
    x = 382,858,760.96/22,436.26
  6. Step 6: Final answer
    x = 17,064.29

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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.