Home / 14,169.14-19,553.40-7,882.73

Finding the Fourth Proportional to 14,169.14, 19,553.40 and 7,882.73

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Solution

The fourth proportional to 14,169.14, 19,553.40 and 7,882.73 is: 10,878.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.14 : 19,553.40 = 7,882.73 : x
  2. Step 2: Convert to fraction form
    14,169.14/19,553.40 = 7,882.73/x
  3. Step 3: Cross multiply
    14,169.14x = 19,553.40 × 7,882.73
  4. Step 4: Simplify right side
    14,169.14x = 154,134,172.78
  5. Step 5: Solve for x
    x = 154,134,172.78/14,169.14
  6. Step 6: Final answer
    x = 10,878.16

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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.