Home / 27,923.62-41,895.16-13,143.82

Finding the Fourth Proportional to 27,923.62, 41,895.16 and 13,143.82

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Solution

The fourth proportional to 27,923.62, 41,895.16 and 13,143.82 is: 19,720.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.62 : 41,895.16 = 13,143.82 : x
  2. Step 2: Convert to fraction form
    27,923.62/41,895.16 = 13,143.82/x
  3. Step 3: Cross multiply
    27,923.62x = 41,895.16 × 13,143.82
  4. Step 4: Simplify right side
    27,923.62x = 550,662,441.91
  5. Step 5: Solve for x
    x = 550,662,441.91/27,923.62
  6. Step 6: Final answer
    x = 19,720.31

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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.