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Finding the Fourth Proportional to 23,994.46, 33,112.47 and 13,239.46

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Solution

The fourth proportional to 23,994.46, 33,112.47 and 13,239.46 is: 18,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,994.46 : 33,112.47 = 13,239.46 : x
  2. Step 2: Convert to fraction form
    23,994.46/33,112.47 = 13,239.46/x
  3. Step 3: Cross multiply
    23,994.46x = 33,112.47 × 13,239.46
  4. Step 4: Simplify right side
    23,994.46x = 438,391,056.50
  5. Step 5: Solve for x
    x = 438,391,056.50/23,994.46
  6. Step 6: Final answer
    x = 18,270.52

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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.