Home / 19,999.36-27,594.84-11,611.36

Finding the Fourth Proportional to 19,999.36, 27,594.84 and 11,611.36

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Solution

The fourth proportional to 19,999.36, 27,594.84 and 11,611.36 is: 16,021.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,999.36 : 27,594.84 = 11,611.36 : x
  2. Step 2: Convert to fraction form
    19,999.36/27,594.84 = 11,611.36/x
  3. Step 3: Cross multiply
    19,999.36x = 27,594.84 × 11,611.36
  4. Step 4: Simplify right side
    19,999.36x = 320,413,621.38
  5. Step 5: Solve for x
    x = 320,413,621.38/19,999.36
  6. Step 6: Final answer
    x = 16,021.19

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Double scale
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Similar ratio
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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.