Home / 19,636.38-27,097.11-11,253.42

Finding the Fourth Proportional to 19,636.38, 27,097.11 and 11,253.42

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Solution

The fourth proportional to 19,636.38, 27,097.11 and 11,253.42 is: 15,529.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.38 : 27,097.11 = 11,253.42 : x
  2. Step 2: Convert to fraction form
    19,636.38/27,097.11 = 11,253.42/x
  3. Step 3: Cross multiply
    19,636.38x = 27,097.11 × 11,253.42
  4. Step 4: Simplify right side
    19,636.38x = 304,935,159.62
  5. Step 5: Solve for x
    x = 304,935,159.62/19,636.38
  6. Step 6: Final answer
    x = 15,529.09

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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.