Home / 34,892.94-48,164.78-20,745.75

Finding the Fourth Proportional to 34,892.94, 48,164.78 and 20,745.75

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Solution

The fourth proportional to 34,892.94, 48,164.78 and 20,745.75 is: 28,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,892.94 : 48,164.78 = 20,745.75 : x
  2. Step 2: Convert to fraction form
    34,892.94/48,164.78 = 20,745.75/x
  3. Step 3: Cross multiply
    34,892.94x = 48,164.78 × 20,745.75
  4. Step 4: Simplify right side
    34,892.94x = 999,214,536.55
  5. Step 5: Solve for x
    x = 999,214,536.55/34,892.94
  6. Step 6: Final answer
    x = 28,636.58

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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.