Home / 33,021.03-45,564.19-18,871.14

Finding the Fourth Proportional to 33,021.03, 45,564.19 and 18,871.14

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Solution

The fourth proportional to 33,021.03, 45,564.19 and 18,871.14 is: 26,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,021.03 : 45,564.19 = 18,871.14 : x
  2. Step 2: Convert to fraction form
    33,021.03/45,564.19 = 18,871.14/x
  3. Step 3: Cross multiply
    33,021.03x = 45,564.19 × 18,871.14
  4. Step 4: Simplify right side
    33,021.03x = 859,848,161.30
  5. Step 5: Solve for x
    x = 859,848,161.30/33,021.03
  6. Step 6: Final answer
    x = 26,039.41

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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.