Home / 18,243.82-27,365.73-5,094.55

Finding the Fourth Proportional to 18,243.82, 27,365.73 and 5,094.55

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Solution

The fourth proportional to 18,243.82, 27,365.73 and 5,094.55 is: 7,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243.82 : 27,365.73 = 5,094.55 : x
  2. Step 2: Convert to fraction form
    18,243.82/27,365.73 = 5,094.55/x
  3. Step 3: Cross multiply
    18,243.82x = 27,365.73 × 5,094.55
  4. Step 4: Simplify right side
    18,243.82x = 139,416,079.77
  5. Step 5: Solve for x
    x = 139,416,079.77/18,243.82
  6. Step 6: Final answer
    x = 7,641.83

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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.