Home / 19,900.03-27,461.26-10,947.00

Finding the Fourth Proportional to 19,900.03, 27,461.26 and 10,947.00

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Solution

The fourth proportional to 19,900.03, 27,461.26 and 10,947.00 is: 15,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,900.03 : 27,461.26 = 10,947.00 : x
  2. Step 2: Convert to fraction form
    19,900.03/27,461.26 = 10,947.00/x
  3. Step 3: Cross multiply
    19,900.03x = 27,461.26 × 10,947.00
  4. Step 4: Simplify right side
    19,900.03x = 300,618,375.41
  5. Step 5: Solve for x
    x = 300,618,375.41/19,900.03
  6. Step 6: Final answer
    x = 15,106.43

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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.