Home / 28,838.16-43,194.60-14,015.88

Finding the Fourth Proportional to 28,838.16, 43,194.60 and 14,015.88

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Solution

The fourth proportional to 28,838.16, 43,194.60 and 14,015.88 is: 20,993.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,838.16 : 43,194.60 = 14,015.88 : x
  2. Step 2: Convert to fraction form
    28,838.16/43,194.60 = 14,015.88/x
  3. Step 3: Cross multiply
    28,838.16x = 43,194.60 × 14,015.88
  4. Step 4: Simplify right side
    28,838.16x = 605,410,330.25
  5. Step 5: Solve for x
    x = 605,410,330.25/28,838.16
  6. Step 6: Final answer
    x = 20,993.38

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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.