Home / 18,257.45-25,195.46-10,708.25

Finding the Fourth Proportional to 18,257.45, 25,195.46 and 10,708.25

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Solution

The fourth proportional to 18,257.45, 25,195.46 and 10,708.25 is: 14,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.45 : 25,195.46 = 10,708.25 : x
  2. Step 2: Convert to fraction form
    18,257.45/25,195.46 = 10,708.25/x
  3. Step 3: Cross multiply
    18,257.45x = 25,195.46 × 10,708.25
  4. Step 4: Simplify right side
    18,257.45x = 269,799,105.03
  5. Step 5: Solve for x
    x = 269,799,105.03/18,257.45
  6. Step 6: Final answer
    x = 14,777.48

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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.