Home / 27,894.86-41,842.26-7,118.36

Finding the Fourth Proportional to 27,894.86, 41,842.26 and 7,118.36

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Solution

The fourth proportional to 27,894.86, 41,842.26 and 7,118.36 is: 10,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,894.86 : 41,842.26 = 7,118.36 : x
  2. Step 2: Convert to fraction form
    27,894.86/41,842.26 = 7,118.36/x
  3. Step 3: Cross multiply
    27,894.86x = 41,842.26 × 7,118.36
  4. Step 4: Simplify right side
    27,894.86x = 297,848,060.68
  5. Step 5: Solve for x
    x = 297,848,060.68/27,894.86
  6. Step 6: Final answer
    x = 10,677.53

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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.