Home / 11,588.90-17,383.35-11,135.30

Finding the Fourth Proportional to 11,588.90, 17,383.35 and 11,135.30

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Solution

The fourth proportional to 11,588.90, 17,383.35 and 11,135.30 is: 16,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.90 : 17,383.35 = 11,135.30 : x
  2. Step 2: Convert to fraction form
    11,588.90/17,383.35 = 11,135.30/x
  3. Step 3: Cross multiply
    11,588.90x = 17,383.35 × 11,135.30
  4. Step 4: Simplify right side
    11,588.90x = 193,568,817.26
  5. Step 5: Solve for x
    x = 193,568,817.26/11,588.90
  6. Step 6: Final answer
    x = 16,702.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.