Home / 43,947.05-65,919.87-10,667.39

Finding the Fourth Proportional to 43,947.05, 65,919.87 and 10,667.39

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Solution

The fourth proportional to 43,947.05, 65,919.87 and 10,667.39 is: 16,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,947.05 : 65,919.87 = 10,667.39 : x
  2. Step 2: Convert to fraction form
    43,947.05/65,919.87 = 10,667.39/x
  3. Step 3: Cross multiply
    43,947.05x = 65,919.87 × 10,667.39
  4. Step 4: Simplify right side
    43,947.05x = 703,192,632.44
  5. Step 5: Solve for x
    x = 703,192,632.44/43,947.05
  6. Step 6: Final answer
    x = 16,000.91

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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.