Home / 18,093.16-27,125.82-8,728.36

Finding the Fourth Proportional to 18,093.16, 27,125.82 and 8,728.36

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Solution

The fourth proportional to 18,093.16, 27,125.82 and 8,728.36 is: 13,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.16 : 27,125.82 = 8,728.36 : x
  2. Step 2: Convert to fraction form
    18,093.16/27,125.82 = 8,728.36/x
  3. Step 3: Cross multiply
    18,093.16x = 27,125.82 × 8,728.36
  4. Step 4: Simplify right side
    18,093.16x = 236,763,922.26
  5. Step 5: Solve for x
    x = 236,763,922.26/18,093.16
  6. Step 6: Final answer
    x = 13,085.82

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1.5x scale

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.