Home / 28,855.69-43,286.97-27,281.05

Finding the Fourth Proportional to 28,855.69, 43,286.97 and 27,281.05

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Solution

The fourth proportional to 28,855.69, 43,286.97 and 27,281.05 is: 40,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,855.69 : 43,286.97 = 27,281.05 : x
  2. Step 2: Convert to fraction form
    28,855.69/43,286.97 = 27,281.05/x
  3. Step 3: Cross multiply
    28,855.69x = 43,286.97 × 27,281.05
  4. Step 4: Simplify right side
    28,855.69x = 1,180,913,884.70
  5. Step 5: Solve for x
    x = 1,180,913,884.70/28,855.69
  6. Step 6: Final answer
    x = 40,924.82

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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.