Home / 28,964.70-43,511.85-27,783.90

Finding the Fourth Proportional to 28,964.70, 43,511.85 and 27,783.90

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Solution

The fourth proportional to 28,964.70, 43,511.85 and 27,783.90 is: 41,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964.70 : 43,511.85 = 27,783.90 : x
  2. Step 2: Convert to fraction form
    28,964.70/43,511.85 = 27,783.90/x
  3. Step 3: Cross multiply
    28,964.70x = 43,511.85 × 27,783.90
  4. Step 4: Simplify right side
    28,964.70x = 1,208,928,889.22
  5. Step 5: Solve for x
    x = 1,208,928,889.22/28,964.70
  6. Step 6: Final answer
    x = 41,738.01

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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.