Home / 27,811.02-41,721.07-9,085.62

Finding the Fourth Proportional to 27,811.02, 41,721.07 and 9,085.62

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Solution

The fourth proportional to 27,811.02, 41,721.07 and 9,085.62 is: 13,629.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.02 : 41,721.07 = 9,085.62 : x
  2. Step 2: Convert to fraction form
    27,811.02/41,721.07 = 9,085.62/x
  3. Step 3: Cross multiply
    27,811.02x = 41,721.07 × 9,085.62
  4. Step 4: Simplify right side
    27,811.02x = 379,061,788.01
  5. Step 5: Solve for x
    x = 379,061,788.01/27,811.02
  6. Step 6: Final answer
    x = 13,629.91

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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.