Home / 18,257.54-25,194.84-10,299.66

Finding the Fourth Proportional to 18,257.54, 25,194.84 and 10,299.66

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Solution

The fourth proportional to 18,257.54, 25,194.84 and 10,299.66 is: 14,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.54 : 25,194.84 = 10,299.66 : x
  2. Step 2: Convert to fraction form
    18,257.54/25,194.84 = 10,299.66/x
  3. Step 3: Cross multiply
    18,257.54x = 25,194.84 × 10,299.66
  4. Step 4: Simplify right side
    18,257.54x = 259,498,285.75
  5. Step 5: Solve for x
    x = 259,498,285.75/18,257.54
  6. Step 6: Final answer
    x = 14,213.21

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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.