Home / 39,768.72-54,882.30-23,850.12

Finding the Fourth Proportional to 39,768.72, 54,882.30 and 23,850.12

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Solution

The fourth proportional to 39,768.72, 54,882.30 and 23,850.12 is: 32,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,768.72 : 54,882.30 = 23,850.12 : x
  2. Step 2: Convert to fraction form
    39,768.72/54,882.30 = 23,850.12/x
  3. Step 3: Cross multiply
    39,768.72x = 54,882.30 × 23,850.12
  4. Step 4: Simplify right side
    39,768.72x = 1,308,949,440.88
  5. Step 5: Solve for x
    x = 1,308,949,440.88/39,768.72
  6. Step 6: Final answer
    x = 32,914.05

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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.