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Finding the Fourth Proportional to 11,713.44, 17,570.16 and 8,596.56

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Solution

The fourth proportional to 11,713.44, 17,570.16 and 8,596.56 is: 12,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.44 : 17,570.16 = 8,596.56 : x
  2. Step 2: Convert to fraction form
    11,713.44/17,570.16 = 8,596.56/x
  3. Step 3: Cross multiply
    11,713.44x = 17,570.16 × 8,596.56
  4. Step 4: Simplify right side
    11,713.44x = 151,042,934.65
  5. Step 5: Solve for x
    x = 151,042,934.65/11,713.44
  6. Step 6: Final answer
    x = 12,894.84

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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.