Home / 33,016.06-45,534.44-21,676.88

Finding the Fourth Proportional to 33,016.06, 45,534.44 and 21,676.88

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Solution

The fourth proportional to 33,016.06, 45,534.44 and 21,676.88 is: 29,895.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,016.06 : 45,534.44 = 21,676.88 : x
  2. Step 2: Convert to fraction form
    33,016.06/45,534.44 = 21,676.88/x
  3. Step 3: Cross multiply
    33,016.06x = 45,534.44 × 21,676.88
  4. Step 4: Simplify right side
    33,016.06x = 987,044,591.75
  5. Step 5: Solve for x
    x = 987,044,591.75/33,016.06
  6. Step 6: Final answer
    x = 29,895.89

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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.