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Finding the Fourth Proportional to 22,525.98, 33,789.06 and 7,739.16

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Solution

The fourth proportional to 22,525.98, 33,789.06 and 7,739.16 is: 11,608.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,525.98 : 33,789.06 = 7,739.16 : x
  2. Step 2: Convert to fraction form
    22,525.98/33,789.06 = 7,739.16/x
  3. Step 3: Cross multiply
    22,525.98x = 33,789.06 × 7,739.16
  4. Step 4: Simplify right side
    22,525.98x = 261,498,941.59
  5. Step 5: Solve for x
    x = 261,498,941.59/22,525.98
  6. Step 6: Final answer
    x = 11,608.77

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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.