Home / 18,186.48-27,270.54-7,084.62

Finding the Fourth Proportional to 18,186.48, 27,270.54 and 7,084.62

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Solution

The fourth proportional to 18,186.48, 27,270.54 and 7,084.62 is: 10,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.48 : 27,270.54 = 7,084.62 : x
  2. Step 2: Convert to fraction form
    18,186.48/27,270.54 = 7,084.62/x
  3. Step 3: Cross multiply
    18,186.48x = 27,270.54 × 7,084.62
  4. Step 4: Simplify right side
    18,186.48x = 193,201,413.09
  5. Step 5: Solve for x
    x = 193,201,413.09/18,186.48
  6. Step 6: Final answer
    x = 10,623.35

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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.