Home / 27,982.24-41,973.36-19,190.50

Finding the Fourth Proportional to 27,982.24, 41,973.36 and 19,190.50

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Solution

The fourth proportional to 27,982.24, 41,973.36 and 19,190.50 is: 28,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.24 : 41,973.36 = 19,190.50 : x
  2. Step 2: Convert to fraction form
    27,982.24/41,973.36 = 19,190.50/x
  3. Step 3: Cross multiply
    27,982.24x = 41,973.36 × 19,190.50
  4. Step 4: Simplify right side
    27,982.24x = 805,489,459.26
  5. Step 5: Solve for x
    x = 805,489,459.26/27,982.24
  6. Step 6: Final answer
    x = 28,785.74

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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.