Home / 18,704.42-28,049.34-7,011.26

Finding the Fourth Proportional to 18,704.42, 28,049.34 and 7,011.26

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Solution

The fourth proportional to 18,704.42, 28,049.34 and 7,011.26 is: 10,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704.42 : 28,049.34 = 7,011.26 : x
  2. Step 2: Convert to fraction form
    18,704.42/28,049.34 = 7,011.26/x
  3. Step 3: Cross multiply
    18,704.42x = 28,049.34 × 7,011.26
  4. Step 4: Simplify right side
    18,704.42x = 196,661,215.57
  5. Step 5: Solve for x
    x = 196,661,215.57/18,704.42
  6. Step 6: Final answer
    x = 10,514.16

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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.