Home / 18,293.62-25,245.33-9,910.18

Finding the Fourth Proportional to 18,293.62, 25,245.33 and 9,910.18

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Solution

The fourth proportional to 18,293.62, 25,245.33 and 9,910.18 is: 13,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.62 : 25,245.33 = 9,910.18 : x
  2. Step 2: Convert to fraction form
    18,293.62/25,245.33 = 9,910.18/x
  3. Step 3: Cross multiply
    18,293.62x = 25,245.33 × 9,910.18
  4. Step 4: Simplify right side
    18,293.62x = 250,185,764.46
  5. Step 5: Solve for x
    x = 250,185,764.46/18,293.62
  6. Step 6: Final answer
    x = 13,676.12

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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.