Home / 33,257.82-45,903.66-19,118.88

Finding the Fourth Proportional to 33,257.82, 45,903.66 and 19,118.88

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Solution

The fourth proportional to 33,257.82, 45,903.66 and 19,118.88 is: 26,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,257.82 : 45,903.66 = 19,118.88 : x
  2. Step 2: Convert to fraction form
    33,257.82/45,903.66 = 19,118.88/x
  3. Step 3: Cross multiply
    33,257.82x = 45,903.66 × 19,118.88
  4. Step 4: Simplify right side
    33,257.82x = 877,626,567.10
  5. Step 5: Solve for x
    x = 877,626,567.10/33,257.82
  6. Step 6: Final answer
    x = 26,388.58

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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.