Home / 27,698.20-41,522.56-12,103.48

Finding the Fourth Proportional to 27,698.20, 41,522.56 and 12,103.48

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Solution

The fourth proportional to 27,698.20, 41,522.56 and 12,103.48 is: 18,144.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,698.20 : 41,522.56 = 12,103.48 : x
  2. Step 2: Convert to fraction form
    27,698.20/41,522.56 = 12,103.48/x
  3. Step 3: Cross multiply
    27,698.20x = 41,522.56 × 12,103.48
  4. Step 4: Simplify right side
    27,698.20x = 502,567,474.51
  5. Step 5: Solve for x
    x = 502,567,474.51/27,698.20
  6. Step 6: Final answer
    x = 18,144.41

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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.