Home / 28,738.76-43,124.97-12,097.50

Finding the Fourth Proportional to 28,738.76, 43,124.97 and 12,097.50

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Solution

The fourth proportional to 28,738.76, 43,124.97 and 12,097.50 is: 18,153.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,738.76 : 43,124.97 = 12,097.50 : x
  2. Step 2: Convert to fraction form
    28,738.76/43,124.97 = 12,097.50/x
  3. Step 3: Cross multiply
    28,738.76x = 43,124.97 × 12,097.50
  4. Step 4: Simplify right side
    28,738.76x = 521,704,324.58
  5. Step 5: Solve for x
    x = 521,704,324.58/28,738.76
  6. Step 6: Final answer
    x = 18,153.34

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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.