Home / 33,201.36-45,817.20-18,297.36

Finding the Fourth Proportional to 33,201.36, 45,817.20 and 18,297.36

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Solution

The fourth proportional to 33,201.36, 45,817.20 and 18,297.36 is: 25,249.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,201.36 : 45,817.20 = 18,297.36 : x
  2. Step 2: Convert to fraction form
    33,201.36/45,817.20 = 18,297.36/x
  3. Step 3: Cross multiply
    33,201.36x = 45,817.20 × 18,297.36
  4. Step 4: Simplify right side
    33,201.36x = 838,333,802.59
  5. Step 5: Solve for x
    x = 838,333,802.59/33,201.36
  6. Step 6: Final answer
    x = 25,249.98

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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.