Home / 18,232.88-25,172.33-11,956.19

Finding the Fourth Proportional to 18,232.88, 25,172.33 and 11,956.19

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Solution

The fourth proportional to 18,232.88, 25,172.33 and 11,956.19 is: 16,506.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.88 : 25,172.33 = 11,956.19 : x
  2. Step 2: Convert to fraction form
    18,232.88/25,172.33 = 11,956.19/x
  3. Step 3: Cross multiply
    18,232.88x = 25,172.33 × 11,956.19
  4. Step 4: Simplify right side
    18,232.88x = 300,964,974.58
  5. Step 5: Solve for x
    x = 300,964,974.58/18,232.88
  6. Step 6: Final answer
    x = 16,506.72

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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.