Home / 33,054.39-45,615.03-18,150.39

Finding the Fourth Proportional to 33,054.39, 45,615.03 and 18,150.39

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Solution

The fourth proportional to 33,054.39, 45,615.03 and 18,150.39 is: 25,047.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,054.39 : 45,615.03 = 18,150.39 : x
  2. Step 2: Convert to fraction form
    33,054.39/45,615.03 = 18,150.39/x
  3. Step 3: Cross multiply
    33,054.39x = 45,615.03 × 18,150.39
  4. Step 4: Simplify right side
    33,054.39x = 827,930,584.36
  5. Step 5: Solve for x
    x = 827,930,584.36/33,054.39
  6. Step 6: Final answer
    x = 25,047.52

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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.