Home / 18,243.03-27,361.42-5,092.35

Finding the Fourth Proportional to 18,243.03, 27,361.42 and 5,092.35

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Solution

The fourth proportional to 18,243.03, 27,361.42 and 5,092.35 is: 7,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243.03 : 27,361.42 = 5,092.35 : x
  2. Step 2: Convert to fraction form
    18,243.03/27,361.42 = 5,092.35/x
  3. Step 3: Cross multiply
    18,243.03x = 27,361.42 × 5,092.35
  4. Step 4: Simplify right side
    18,243.03x = 139,333,927.14
  5. Step 5: Solve for x
    x = 139,333,927.14/18,243.03
  6. Step 6: Final answer
    x = 7,637.65

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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.