Home / 13,043.03-17,971.22-8,843.99

Finding the Fourth Proportional to 13,043.03, 17,971.22 and 8,843.99

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Solution

The fourth proportional to 13,043.03, 17,971.22 and 8,843.99 is: 12,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.03 : 17,971.22 = 8,843.99 : x
  2. Step 2: Convert to fraction form
    13,043.03/17,971.22 = 8,843.99/x
  3. Step 3: Cross multiply
    13,043.03x = 17,971.22 × 8,843.99
  4. Step 4: Simplify right side
    13,043.03x = 158,937,245.75
  5. Step 5: Solve for x
    x = 158,937,245.75/13,043.03
  6. Step 6: Final answer
    x = 12,185.61

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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.