Home / 33,015.16-45,560.19-18,673.09

Finding the Fourth Proportional to 33,015.16, 45,560.19 and 18,673.09

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Solution

The fourth proportional to 33,015.16, 45,560.19 and 18,673.09 is: 25,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,015.16 : 45,560.19 = 18,673.09 : x
  2. Step 2: Convert to fraction form
    33,015.16/45,560.19 = 18,673.09/x
  3. Step 3: Cross multiply
    33,015.16x = 45,560.19 × 18,673.09
  4. Step 4: Simplify right side
    33,015.16x = 850,749,528.29
  5. Step 5: Solve for x
    x = 850,749,528.29/33,015.16
  6. Step 6: Final answer
    x = 25,768.45

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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.