Home / 47,619.12-65,697.43-27,481.09

Finding the Fourth Proportional to 47,619.12, 65,697.43 and 27,481.09

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Solution

The fourth proportional to 47,619.12, 65,697.43 and 27,481.09 is: 37,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,619.12 : 65,697.43 = 27,481.09 : x
  2. Step 2: Convert to fraction form
    47,619.12/65,697.43 = 27,481.09/x
  3. Step 3: Cross multiply
    47,619.12x = 65,697.43 × 27,481.09
  4. Step 4: Simplify right side
    47,619.12x = 1,805,436,986.60
  5. Step 5: Solve for x
    x = 1,805,436,986.60/47,619.12
  6. Step 6: Final answer
    x = 37,914.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.