Home / 43,928.35-65,891.94-10,648.70

Finding the Fourth Proportional to 43,928.35, 65,891.94 and 10,648.70

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Solution

The fourth proportional to 43,928.35, 65,891.94 and 10,648.70 is: 15,972.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,928.35 : 65,891.94 = 10,648.70 : x
  2. Step 2: Convert to fraction form
    43,928.35/65,891.94 = 10,648.70/x
  3. Step 3: Cross multiply
    43,928.35x = 65,891.94 × 10,648.70
  4. Step 4: Simplify right side
    43,928.35x = 701,663,664.65
  5. Step 5: Solve for x
    x = 701,663,664.65/43,928.35
  6. Step 6: Final answer
    x = 15,972.91

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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.