Home / 18,069.48-27,083.43-6,971.31

Finding the Fourth Proportional to 18,069.48, 27,083.43 and 6,971.31

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Solution

The fourth proportional to 18,069.48, 27,083.43 and 6,971.31 is: 10,448.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,069.48 : 27,083.43 = 6,971.31 : x
  2. Step 2: Convert to fraction form
    18,069.48/27,083.43 = 6,971.31/x
  3. Step 3: Cross multiply
    18,069.48x = 27,083.43 × 6,971.31
  4. Step 4: Simplify right side
    18,069.48x = 188,806,986.39
  5. Step 5: Solve for x
    x = 188,806,986.39/18,069.48
  6. Step 6: Final answer
    x = 10,448.94

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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.