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Finding the Fourth Proportional to 22,203.06, 33,304.96 and 7,412.06

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Solution

The fourth proportional to 22,203.06, 33,304.96 and 7,412.06 is: 11,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,203.06 : 33,304.96 = 7,412.06 : x
  2. Step 2: Convert to fraction form
    22,203.06/33,304.96 = 7,412.06/x
  3. Step 3: Cross multiply
    22,203.06x = 33,304.96 × 7,412.06
  4. Step 4: Simplify right side
    22,203.06x = 246,858,361.82
  5. Step 5: Solve for x
    x = 246,858,361.82/22,203.06
  6. Step 6: Final answer
    x = 11,118.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.