Home / 18,504.97-25,539.29-10,545.37

Finding the Fourth Proportional to 18,504.97, 25,539.29 and 10,545.37

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Solution

The fourth proportional to 18,504.97, 25,539.29 and 10,545.37 is: 14,553.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504.97 : 25,539.29 = 10,545.37 : x
  2. Step 2: Convert to fraction form
    18,504.97/25,539.29 = 10,545.37/x
  3. Step 3: Cross multiply
    18,504.97x = 25,539.29 × 10,545.37
  4. Step 4: Simplify right side
    18,504.97x = 269,321,185.56
  5. Step 5: Solve for x
    x = 269,321,185.56/18,504.97
  6. Step 6: Final answer
    x = 14,553.99

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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.