Home / 27,984.45-41,976.67-9,259.47

Finding the Fourth Proportional to 27,984.45, 41,976.67 and 9,259.47

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Solution

The fourth proportional to 27,984.45, 41,976.67 and 9,259.47 is: 13,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,984.45 : 41,976.67 = 9,259.47 : x
  2. Step 2: Convert to fraction form
    27,984.45/41,976.67 = 9,259.47/x
  3. Step 3: Cross multiply
    27,984.45x = 41,976.67 × 9,259.47
  4. Step 4: Simplify right side
    27,984.45x = 388,681,716.56
  5. Step 5: Solve for x
    x = 388,681,716.56/27,984.45
  6. Step 6: Final answer
    x = 13,889.20

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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.