Home / 18,415.76-27,627.42-5,937.44

Finding the Fourth Proportional to 18,415.76, 27,627.42 and 5,937.44

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Solution

The fourth proportional to 18,415.76, 27,627.42 and 5,937.44 is: 8,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,415.76 : 27,627.42 = 5,937.44 : x
  2. Step 2: Convert to fraction form
    18,415.76/27,627.42 = 5,937.44/x
  3. Step 3: Cross multiply
    18,415.76x = 27,627.42 × 5,937.44
  4. Step 4: Simplify right side
    18,415.76x = 164,036,148.60
  5. Step 5: Solve for x
    x = 164,036,148.60/18,415.76
  6. Step 6: Final answer
    x = 8,907.38

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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.