Home / 19,998.36-27,588.60-11,610

Finding the Fourth Proportional to 19,998.36, 27,588.60 and 11,610

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Solution

The fourth proportional to 19,998.36, 27,588.60 and 11,610 is: 16,016.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.36 : 27,588.60 = 11,610 : x
  2. Step 2: Convert to fraction form
    19,998.36/27,588.60 = 11,610/x
  3. Step 3: Cross multiply
    19,998.36x = 27,588.60 × 11,610
  4. Step 4: Simplify right side
    19,998.36x = 320,303,646
  5. Step 5: Solve for x
    x = 320,303,646/19,998.36
  6. Step 6: Final answer
    x = 16,016.50

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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.