Home / 17,261.44-23,824.72-12,220.42

Finding the Fourth Proportional to 17,261.44, 23,824.72 and 12,220.42

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Solution

The fourth proportional to 17,261.44, 23,824.72 and 12,220.42 is: 16,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.44 : 23,824.72 = 12,220.42 : x
  2. Step 2: Convert to fraction form
    17,261.44/23,824.72 = 12,220.42/x
  3. Step 3: Cross multiply
    17,261.44x = 23,824.72 × 12,220.42
  4. Step 4: Simplify right side
    17,261.44x = 291,148,084.78
  5. Step 5: Solve for x
    x = 291,148,084.78/17,261.44
  6. Step 6: Final answer
    x = 16,866.96

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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.