Home / 28,910.56-43,283.20-27,073.48

Finding the Fourth Proportional to 28,910.56, 43,283.20 and 27,073.48

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Solution

The fourth proportional to 28,910.56, 43,283.20 and 27,073.48 is: 40,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,910.56 : 43,283.20 = 27,073.48 : x
  2. Step 2: Convert to fraction form
    28,910.56/43,283.20 = 27,073.48/x
  3. Step 3: Cross multiply
    28,910.56x = 43,283.20 × 27,073.48
  4. Step 4: Simplify right side
    28,910.56x = 1,171,826,849.54
  5. Step 5: Solve for x
    x = 1,171,826,849.54/28,910.56
  6. Step 6: Final answer
    x = 40,532.83

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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.