Home / 18,180.06-27,278.04-8,827.26

Finding the Fourth Proportional to 18,180.06, 27,278.04 and 8,827.26

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Solution

The fourth proportional to 18,180.06, 27,278.04 and 8,827.26 is: 13,244.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.06 : 27,278.04 = 8,827.26 : x
  2. Step 2: Convert to fraction form
    18,180.06/27,278.04 = 8,827.26/x
  3. Step 3: Cross multiply
    18,180.06x = 27,278.04 × 8,827.26
  4. Step 4: Simplify right side
    18,180.06x = 240,790,351.37
  5. Step 5: Solve for x
    x = 240,790,351.37/18,180.06
  6. Step 6: Final answer
    x = 13,244.75

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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.