Home / 27,820.54-41,701.64-10,279.18

Finding the Fourth Proportional to 27,820.54, 41,701.64 and 10,279.18

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Solution

The fourth proportional to 27,820.54, 41,701.64 and 10,279.18 is: 15,407.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820.54 : 41,701.64 = 10,279.18 : x
  2. Step 2: Convert to fraction form
    27,820.54/41,701.64 = 10,279.18/x
  3. Step 3: Cross multiply
    27,820.54x = 41,701.64 × 10,279.18
  4. Step 4: Simplify right side
    27,820.54x = 428,658,481.04
  5. Step 5: Solve for x
    x = 428,658,481.04/27,820.54
  6. Step 6: Final answer
    x = 15,407.99

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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.