Home / 27,416.32-41,121.36-7,696.48

Finding the Fourth Proportional to 27,416.32, 41,121.36 and 7,696.48

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Solution

The fourth proportional to 27,416.32, 41,121.36 and 7,696.48 is: 11,543.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,416.32 : 41,121.36 = 7,696.48 : x
  2. Step 2: Convert to fraction form
    27,416.32/41,121.36 = 7,696.48/x
  3. Step 3: Cross multiply
    27,416.32x = 41,121.36 × 7,696.48
  4. Step 4: Simplify right side
    27,416.32x = 316,489,724.81
  5. Step 5: Solve for x
    x = 316,489,724.81/27,416.32
  6. Step 6: Final answer
    x = 11,543.84

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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.