Home / 30,849.48-46,286.55-18,375.48

Finding the Fourth Proportional to 30,849.48, 46,286.55 and 18,375.48

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Solution

The fourth proportional to 30,849.48, 46,286.55 and 18,375.48 is: 27,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.48 : 46,286.55 = 18,375.48 : x
  2. Step 2: Convert to fraction form
    30,849.48/46,286.55 = 18,375.48/x
  3. Step 3: Cross multiply
    30,849.48x = 46,286.55 × 18,375.48
  4. Step 4: Simplify right side
    30,849.48x = 850,537,573.79
  5. Step 5: Solve for x
    x = 850,537,573.79/30,849.48
  6. Step 6: Final answer
    x = 27,570.56

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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.