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Finding the Fourth Proportional to 23,777.92, 35,647.42 and 8,978.44

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Solution

The fourth proportional to 23,777.92, 35,647.42 and 8,978.44 is: 13,460.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,777.92 : 35,647.42 = 8,978.44 : x
  2. Step 2: Convert to fraction form
    23,777.92/35,647.42 = 8,978.44/x
  3. Step 3: Cross multiply
    23,777.92x = 35,647.42 × 8,978.44
  4. Step 4: Simplify right side
    23,777.92x = 320,058,221.62
  5. Step 5: Solve for x
    x = 320,058,221.62/23,777.92
  6. Step 6: Final answer
    x = 13,460.31

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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.