Home / 39,163.59-58,765.64-19,441.71

Finding the Fourth Proportional to 39,163.59, 58,765.64 and 19,441.71

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Solution

The fourth proportional to 39,163.59, 58,765.64 and 19,441.71 is: 29,172.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,163.59 : 58,765.64 = 19,441.71 : x
  2. Step 2: Convert to fraction form
    39,163.59/58,765.64 = 19,441.71/x
  3. Step 3: Cross multiply
    39,163.59x = 58,765.64 × 19,441.71
  4. Step 4: Simplify right side
    39,163.59x = 1,142,504,433.64
  5. Step 5: Solve for x
    x = 1,142,504,433.64/39,163.59
  6. Step 6: Final answer
    x = 29,172.62

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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.