Home / 18,187.36-27,281.59-7,093.60

Finding the Fourth Proportional to 18,187.36, 27,281.59 and 7,093.60

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Solution

The fourth proportional to 18,187.36, 27,281.59 and 7,093.60 is: 10,640.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187.36 : 27,281.59 = 7,093.60 : x
  2. Step 2: Convert to fraction form
    18,187.36/27,281.59 = 7,093.60/x
  3. Step 3: Cross multiply
    18,187.36x = 27,281.59 × 7,093.60
  4. Step 4: Simplify right side
    18,187.36x = 193,524,686.82
  5. Step 5: Solve for x
    x = 193,524,686.82/18,187.36
  6. Step 6: Final answer
    x = 10,640.61

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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.