Home / 27,882-41,837.34-18,528.48

Finding the Fourth Proportional to 27,882, 41,837.34 and 18,528.48

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Solution

The fourth proportional to 27,882, 41,837.34 and 18,528.48 is: 27,802.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,882 : 41,837.34 = 18,528.48 : x
  2. Step 2: Convert to fraction form
    27,882/41,837.34 = 18,528.48/x
  3. Step 3: Cross multiply
    27,882x = 41,837.34 × 18,528.48
  4. Step 4: Simplify right side
    27,882x = 775,182,317.44
  5. Step 5: Solve for x
    x = 775,182,317.44/27,882
  6. Step 6: Final answer
    x = 27,802.25

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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.