Home / 23,427.72-35,058.15-18,777.60

Finding the Fourth Proportional to 23,427.72, 35,058.15 and 18,777.60

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Solution

The fourth proportional to 23,427.72, 35,058.15 and 18,777.60 is: 28,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427.72 : 35,058.15 = 18,777.60 : x
  2. Step 2: Convert to fraction form
    23,427.72/35,058.15 = 18,777.60/x
  3. Step 3: Cross multiply
    23,427.72x = 35,058.15 × 18,777.60
  4. Step 4: Simplify right side
    23,427.72x = 658,307,917.44
  5. Step 5: Solve for x
    x = 658,307,917.44/23,427.72
  6. Step 6: Final answer
    x = 28,099.53

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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.