Home / 27,143.44-40,708.61-11,339.94

Finding the Fourth Proportional to 27,143.44, 40,708.61 and 11,339.94

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Solution

The fourth proportional to 27,143.44, 40,708.61 and 11,339.94 is: 17,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,143.44 : 40,708.61 = 11,339.94 : x
  2. Step 2: Convert to fraction form
    27,143.44/40,708.61 = 11,339.94/x
  3. Step 3: Cross multiply
    27,143.44x = 40,708.61 × 11,339.94
  4. Step 4: Simplify right side
    27,143.44x = 461,633,194.88
  5. Step 5: Solve for x
    x = 461,633,194.88/27,143.44
  6. Step 6: Final answer
    x = 17,007.17

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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.