Home / 18,546.32-25,589.34-10,994.42

Finding the Fourth Proportional to 18,546.32, 25,589.34 and 10,994.42

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Solution

The fourth proportional to 18,546.32, 25,589.34 and 10,994.42 is: 15,169.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.32 : 25,589.34 = 10,994.42 : x
  2. Step 2: Convert to fraction form
    18,546.32/25,589.34 = 10,994.42/x
  3. Step 3: Cross multiply
    18,546.32x = 25,589.34 × 10,994.42
  4. Step 4: Simplify right side
    18,546.32x = 281,339,823.54
  5. Step 5: Solve for x
    x = 281,339,823.54/18,546.32
  6. Step 6: Final answer
    x = 15,169.58

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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.