Home / 18,293.97-25,245.52-9,910.47

Finding the Fourth Proportional to 18,293.97, 25,245.52 and 9,910.47

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Solution

The fourth proportional to 18,293.97, 25,245.52 and 9,910.47 is: 13,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.97 : 25,245.52 = 9,910.47 : x
  2. Step 2: Convert to fraction form
    18,293.97/25,245.52 = 9,910.47/x
  3. Step 3: Cross multiply
    18,293.97x = 25,245.52 × 9,910.47
  4. Step 4: Simplify right side
    18,293.97x = 250,194,968.59
  5. Step 5: Solve for x
    x = 250,194,968.59/18,293.97
  6. Step 6: Final answer
    x = 13,676.36

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Similar ratio
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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.