Home / 28,712.44-43,024.80-12,063.37

Finding the Fourth Proportional to 28,712.44, 43,024.80 and 12,063.37

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Solution

The fourth proportional to 28,712.44, 43,024.80 and 12,063.37 is: 18,076.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,712.44 : 43,024.80 = 12,063.37 : x
  2. Step 2: Convert to fraction form
    28,712.44/43,024.80 = 12,063.37/x
  3. Step 3: Cross multiply
    28,712.44x = 43,024.80 × 12,063.37
  4. Step 4: Simplify right side
    28,712.44x = 519,024,081.58
  5. Step 5: Solve for x
    x = 519,024,081.58/28,712.44
  6. Step 6: Final answer
    x = 18,076.63

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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.