Home / 19,914.44-27,493.29-13,209.26

Finding the Fourth Proportional to 19,914.44, 27,493.29 and 13,209.26

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Solution

The fourth proportional to 19,914.44, 27,493.29 and 13,209.26 is: 18,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.44 : 27,493.29 = 13,209.26 : x
  2. Step 2: Convert to fraction form
    19,914.44/27,493.29 = 13,209.26/x
  3. Step 3: Cross multiply
    19,914.44x = 27,493.29 × 13,209.26
  4. Step 4: Simplify right side
    19,914.44x = 363,165,878.40
  5. Step 5: Solve for x
    x = 363,165,878.40/19,914.44
  6. Step 6: Final answer
    x = 18,236.31

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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.