Home / 19,474.04-26,872.62-11,516.60

Finding the Fourth Proportional to 19,474.04, 26,872.62 and 11,516.60

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Solution

The fourth proportional to 19,474.04, 26,872.62 and 11,516.60 is: 15,891.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.04 : 26,872.62 = 11,516.60 : x
  2. Step 2: Convert to fraction form
    19,474.04/26,872.62 = 11,516.60/x
  3. Step 3: Cross multiply
    19,474.04x = 26,872.62 × 11,516.60
  4. Step 4: Simplify right side
    19,474.04x = 309,481,215.49
  5. Step 5: Solve for x
    x = 309,481,215.49/19,474.04
  6. Step 6: Final answer
    x = 15,891.99

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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.