Home / 18,232.90-27,353.97-5,085.27

Finding the Fourth Proportional to 18,232.90, 27,353.97 and 5,085.27

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Solution

The fourth proportional to 18,232.90, 27,353.97 and 5,085.27 is: 7,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.90 : 27,353.97 = 5,085.27 : x
  2. Step 2: Convert to fraction form
    18,232.90/27,353.97 = 5,085.27/x
  3. Step 3: Cross multiply
    18,232.90x = 27,353.97 × 5,085.27
  4. Step 4: Simplify right side
    18,232.90x = 139,102,323.02
  5. Step 5: Solve for x
    x = 139,102,323.02/18,232.90
  6. Step 6: Final answer
    x = 7,629.19

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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.