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Finding the Fourth Proportional to 23,992.75, 33,110.03 and 13,383.06

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Solution

The fourth proportional to 23,992.75, 33,110.03 and 13,383.06 is: 18,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992.75 : 33,110.03 = 13,383.06 : x
  2. Step 2: Convert to fraction form
    23,992.75/33,110.03 = 13,383.06/x
  3. Step 3: Cross multiply
    23,992.75x = 33,110.03 × 13,383.06
  4. Step 4: Simplify right side
    23,992.75x = 443,113,518.09
  5. Step 5: Solve for x
    x = 443,113,518.09/23,992.75
  6. Step 6: Final answer
    x = 18,468.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.