Home / 43,673.63-65,535.85-18,371.29

Finding the Fourth Proportional to 43,673.63, 65,535.85 and 18,371.29

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Solution

The fourth proportional to 43,673.63, 65,535.85 and 18,371.29 is: 27,567.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,673.63 : 65,535.85 = 18,371.29 : x
  2. Step 2: Convert to fraction form
    43,673.63/65,535.85 = 18,371.29/x
  3. Step 3: Cross multiply
    43,673.63x = 65,535.85 × 18,371.29
  4. Step 4: Simplify right side
    43,673.63x = 1,203,978,286.73
  5. Step 5: Solve for x
    x = 1,203,978,286.73/43,673.63
  6. Step 6: Final answer
    x = 27,567.63

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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.