Home / 28,698.12-43,063.92-12,056.92

Finding the Fourth Proportional to 28,698.12, 43,063.92 and 12,056.92

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Solution

The fourth proportional to 28,698.12, 43,063.92 and 12,056.92 is: 18,092.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.12 : 43,063.92 = 12,056.92 : x
  2. Step 2: Convert to fraction form
    28,698.12/43,063.92 = 12,056.92/x
  3. Step 3: Cross multiply
    28,698.12x = 43,063.92 × 12,056.92
  4. Step 4: Simplify right side
    28,698.12x = 519,218,238.33
  5. Step 5: Solve for x
    x = 519,218,238.33/28,698.12
  6. Step 6: Final answer
    x = 18,092.41

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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.