Home / 43,928.06-65,891.49-10,648.41

Finding the Fourth Proportional to 43,928.06, 65,891.49 and 10,648.41

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Solution

The fourth proportional to 43,928.06, 65,891.49 and 10,648.41 is: 15,972.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,928.06 : 65,891.49 = 10,648.41 : x
  2. Step 2: Convert to fraction form
    43,928.06/65,891.49 = 10,648.41/x
  3. Step 3: Cross multiply
    43,928.06x = 65,891.49 × 10,648.41
  4. Step 4: Simplify right side
    43,928.06x = 701,639,601.03
  5. Step 5: Solve for x
    x = 701,639,601.03/43,928.06
  6. Step 6: Final answer
    x = 15,972.47

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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.