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Finding the Fourth Proportional to 23,427.92, 35,141.92 and 7,845.60

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Solution

The fourth proportional to 23,427.92, 35,141.92 and 7,845.60 is: 11,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427.92 : 35,141.92 = 7,845.60 : x
  2. Step 2: Convert to fraction form
    23,427.92/35,141.92 = 7,845.60/x
  3. Step 3: Cross multiply
    23,427.92x = 35,141.92 × 7,845.60
  4. Step 4: Simplify right side
    23,427.92x = 275,709,447.55
  5. Step 5: Solve for x
    x = 275,709,447.55/23,427.92
  6. Step 6: Final answer
    x = 11,768.41

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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.