Home / 18,174.38-27,255.81-5,859.50

Finding the Fourth Proportional to 18,174.38, 27,255.81 and 5,859.50

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Solution

The fourth proportional to 18,174.38, 27,255.81 and 5,859.50 is: 8,787.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.38 : 27,255.81 = 5,859.50 : x
  2. Step 2: Convert to fraction form
    18,174.38/27,255.81 = 5,859.50/x
  3. Step 3: Cross multiply
    18,174.38x = 27,255.81 × 5,859.50
  4. Step 4: Simplify right side
    18,174.38x = 159,705,418.70
  5. Step 5: Solve for x
    x = 159,705,418.70/18,174.38
  6. Step 6: Final answer
    x = 8,787.39

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1.5x scale

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.