Home / 17,170.56-23,702.40-11,584.80

Finding the Fourth Proportional to 17,170.56, 23,702.40 and 11,584.80

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Solution

The fourth proportional to 17,170.56, 23,702.40 and 11,584.80 is: 15,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.56 : 23,702.40 = 11,584.80 : x
  2. Step 2: Convert to fraction form
    17,170.56/23,702.40 = 11,584.80/x
  3. Step 3: Cross multiply
    17,170.56x = 23,702.40 × 11,584.80
  4. Step 4: Simplify right side
    17,170.56x = 274,587,563.52
  5. Step 5: Solve for x
    x = 274,587,563.52/17,170.56
  6. Step 6: Final answer
    x = 15,991.77

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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.