Home / 33,173.90-45,783.76-19,745.19

Finding the Fourth Proportional to 33,173.90, 45,783.76 and 19,745.19

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Solution

The fourth proportional to 33,173.90, 45,783.76 and 19,745.19 is: 27,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,173.90 : 45,783.76 = 19,745.19 : x
  2. Step 2: Convert to fraction form
    33,173.90/45,783.76 = 19,745.19/x
  3. Step 3: Cross multiply
    33,173.90x = 45,783.76 × 19,745.19
  4. Step 4: Simplify right side
    33,173.90x = 904,009,236.48
  5. Step 5: Solve for x
    x = 904,009,236.48/33,173.90
  6. Step 6: Final answer
    x = 27,250.62

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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.