Home / 18,553.94-25,603.66-10,896.18

Finding the Fourth Proportional to 18,553.94, 25,603.66 and 10,896.18

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Solution

The fourth proportional to 18,553.94, 25,603.66 and 10,896.18 is: 15,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,553.94 : 25,603.66 = 10,896.18 : x
  2. Step 2: Convert to fraction form
    18,553.94/25,603.66 = 10,896.18/x
  3. Step 3: Cross multiply
    18,553.94x = 25,603.66 × 10,896.18
  4. Step 4: Simplify right side
    18,553.94x = 278,982,088.02
  5. Step 5: Solve for x
    x = 278,982,088.02/18,553.94
  6. Step 6: Final answer
    x = 15,036.27

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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.