Home / 18,380.38-27,568.92-5,897.01

Finding the Fourth Proportional to 18,380.38, 27,568.92 and 5,897.01

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Solution

The fourth proportional to 18,380.38, 27,568.92 and 5,897.01 is: 8,844.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380.38 : 27,568.92 = 5,897.01 : x
  2. Step 2: Convert to fraction form
    18,380.38/27,568.92 = 5,897.01/x
  3. Step 3: Cross multiply
    18,380.38x = 27,568.92 × 5,897.01
  4. Step 4: Simplify right side
    18,380.38x = 162,574,196.93
  5. Step 5: Solve for x
    x = 162,574,196.93/18,380.38
  6. Step 6: Final answer
    x = 8,844.99

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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.