Home / 20,016.84-27,622.80-11,064

Finding the Fourth Proportional to 20,016.84, 27,622.80 and 11,064

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Solution

The fourth proportional to 20,016.84, 27,622.80 and 11,064 is: 15,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.84 : 27,622.80 = 11,064 : x
  2. Step 2: Convert to fraction form
    20,016.84/27,622.80 = 11,064/x
  3. Step 3: Cross multiply
    20,016.84x = 27,622.80 × 11,064
  4. Step 4: Simplify right side
    20,016.84x = 305,618,659.20
  5. Step 5: Solve for x
    x = 305,618,659.20/20,016.84
  6. Step 6: Final answer
    x = 15,268.08

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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.