Home / 11,852.93-17,779.40-11,131.22

Finding the Fourth Proportional to 11,852.93, 17,779.40 and 11,131.22

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Solution

The fourth proportional to 11,852.93, 17,779.40 and 11,131.22 is: 16,696.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.93 : 17,779.40 = 11,131.22 : x
  2. Step 2: Convert to fraction form
    11,852.93/17,779.40 = 11,131.22/x
  3. Step 3: Cross multiply
    11,852.93x = 17,779.40 × 11,131.22
  4. Step 4: Simplify right side
    11,852.93x = 197,906,443.40
  5. Step 5: Solve for x
    x = 197,906,443.40/11,852.93
  6. Step 6: Final answer
    x = 16,696.83

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Similar ratio
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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.