Home / 33,015.58-45,554.49-19,591.20

Finding the Fourth Proportional to 33,015.58, 45,554.49 and 19,591.20

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Solution

The fourth proportional to 33,015.58, 45,554.49 and 19,591.20 is: 27,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,015.58 : 45,554.49 = 19,591.20 : x
  2. Step 2: Convert to fraction form
    33,015.58/45,554.49 = 19,591.20/x
  3. Step 3: Cross multiply
    33,015.58x = 45,554.49 × 19,591.20
  4. Step 4: Simplify right side
    33,015.58x = 892,467,124.49
  5. Step 5: Solve for x
    x = 892,467,124.49/33,015.58
  6. Step 6: Final answer
    x = 27,031.70

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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.