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Finding the Fourth Proportional to 33,908.80, 50,848.48 and 26,123.20

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Solution

The fourth proportional to 33,908.80, 50,848.48 and 26,123.20 is: 39,173.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,908.80 : 50,848.48 = 26,123.20 : x
  2. Step 2: Convert to fraction form
    33,908.80/50,848.48 = 26,123.20/x
  3. Step 3: Cross multiply
    33,908.80x = 50,848.48 × 26,123.20
  4. Step 4: Simplify right side
    33,908.80x = 1,328,325,012.74
  5. Step 5: Solve for x
    x = 1,328,325,012.74/33,908.80
  6. Step 6: Final answer
    x = 39,173.46

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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.