Home / 27,999.36-41,999.04-19,207.62

Finding the Fourth Proportional to 27,999.36, 41,999.04 and 19,207.62

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Solution

The fourth proportional to 27,999.36, 41,999.04 and 19,207.62 is: 28,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,999.36 : 41,999.04 = 19,207.62 : x
  2. Step 2: Convert to fraction form
    27,999.36/41,999.04 = 19,207.62/x
  3. Step 3: Cross multiply
    27,999.36x = 41,999.04 × 19,207.62
  4. Step 4: Simplify right side
    27,999.36x = 806,701,600.68
  5. Step 5: Solve for x
    x = 806,701,600.68/27,999.36
  6. Step 6: Final answer
    x = 28,811.43

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1.5x scale

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.