Home / 18,257.14-25,194.87-9,873.64

Finding the Fourth Proportional to 18,257.14, 25,194.87 and 9,873.64

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Solution

The fourth proportional to 18,257.14, 25,194.87 and 9,873.64 is: 13,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.14 : 25,194.87 = 9,873.64 : x
  2. Step 2: Convert to fraction form
    18,257.14/25,194.87 = 9,873.64/x
  3. Step 3: Cross multiply
    18,257.14x = 25,194.87 × 9,873.64
  4. Step 4: Simplify right side
    18,257.14x = 248,765,076.23
  5. Step 5: Solve for x
    x = 248,765,076.23/18,257.14
  6. Step 6: Final answer
    x = 13,625.63

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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.