Home / 19,947.87-29,940.17-10,094.09

Finding the Fourth Proportional to 19,947.87, 29,940.17 and 10,094.09

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Solution

The fourth proportional to 19,947.87, 29,940.17 and 10,094.09 is: 15,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.87 : 29,940.17 = 10,094.09 : x
  2. Step 2: Convert to fraction form
    19,947.87/29,940.17 = 10,094.09/x
  3. Step 3: Cross multiply
    19,947.87x = 29,940.17 × 10,094.09
  4. Step 4: Simplify right side
    19,947.87x = 302,218,570.42
  5. Step 5: Solve for x
    x = 302,218,570.42/19,947.87
  6. Step 6: Final answer
    x = 15,150.42

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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.