Home / 27,721.80-41,608.80-14,583.60

Finding the Fourth Proportional to 27,721.80, 41,608.80 and 14,583.60

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Solution

The fourth proportional to 27,721.80, 41,608.80 and 14,583.60 is: 21,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,721.80 : 41,608.80 = 14,583.60 : x
  2. Step 2: Convert to fraction form
    27,721.80/41,608.80 = 14,583.60/x
  3. Step 3: Cross multiply
    27,721.80x = 41,608.80 × 14,583.60
  4. Step 4: Simplify right side
    27,721.80x = 606,806,095.68
  5. Step 5: Solve for x
    x = 606,806,095.68/27,721.80
  6. Step 6: Final answer
    x = 21,889.13

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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.