Home / 18,704.32-28,055.57-7,016.63

Finding the Fourth Proportional to 18,704.32, 28,055.57 and 7,016.63

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Solution

The fourth proportional to 18,704.32, 28,055.57 and 7,016.63 is: 10,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704.32 : 28,055.57 = 7,016.63 : x
  2. Step 2: Convert to fraction form
    18,704.32/28,055.57 = 7,016.63/x
  3. Step 3: Cross multiply
    18,704.32x = 28,055.57 × 7,016.63
  4. Step 4: Simplify right side
    18,704.32x = 196,855,378.77
  5. Step 5: Solve for x
    x = 196,855,378.77/18,704.32
  6. Step 6: Final answer
    x = 10,524.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.