Home / 27,531.87-41,291.92-7,810.62

Finding the Fourth Proportional to 27,531.87, 41,291.92 and 7,810.62

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Solution

The fourth proportional to 27,531.87, 41,291.92 and 7,810.62 is: 11,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,531.87 : 41,291.92 = 7,810.62 : x
  2. Step 2: Convert to fraction form
    27,531.87/41,291.92 = 7,810.62/x
  3. Step 3: Cross multiply
    27,531.87x = 41,291.92 × 7,810.62
  4. Step 4: Simplify right side
    27,531.87x = 322,515,496.19
  5. Step 5: Solve for x
    x = 322,515,496.19/27,531.87
  6. Step 6: Final answer
    x = 11,714.26

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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.