Home / 19,996.69-27,599.30-11,504.53

Finding the Fourth Proportional to 19,996.69, 27,599.30 and 11,504.53

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Solution

The fourth proportional to 19,996.69, 27,599.30 and 11,504.53 is: 15,878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.69 : 27,599.30 = 11,504.53 : x
  2. Step 2: Convert to fraction form
    19,996.69/27,599.30 = 11,504.53/x
  3. Step 3: Cross multiply
    19,996.69x = 27,599.30 × 11,504.53
  4. Step 4: Simplify right side
    19,996.69x = 317,516,974.83
  5. Step 5: Solve for x
    x = 317,516,974.83/19,996.69
  6. Step 6: Final answer
    x = 15,878.48

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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.