Home / 18,257.12-25,194.72-9,873.44

Finding the Fourth Proportional to 18,257.12, 25,194.72 and 9,873.44

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Solution

The fourth proportional to 18,257.12, 25,194.72 and 9,873.44 is: 13,625.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.12 : 25,194.72 = 9,873.44 : x
  2. Step 2: Convert to fraction form
    18,257.12/25,194.72 = 9,873.44/x
  3. Step 3: Cross multiply
    18,257.12x = 25,194.72 × 9,873.44
  4. Step 4: Simplify right side
    18,257.12x = 248,758,556.24
  5. Step 5: Solve for x
    x = 248,758,556.24/18,257.12
  6. Step 6: Final answer
    x = 13,625.29

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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.