Home / 39,201.62-54,086.30-22,203.16

Finding the Fourth Proportional to 39,201.62, 54,086.30 and 22,203.16

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Solution

The fourth proportional to 39,201.62, 54,086.30 and 22,203.16 is: 30,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,201.62 : 54,086.30 = 22,203.16 : x
  2. Step 2: Convert to fraction form
    39,201.62/54,086.30 = 22,203.16/x
  3. Step 3: Cross multiply
    39,201.62x = 54,086.30 × 22,203.16
  4. Step 4: Simplify right side
    39,201.62x = 1,200,886,693.00
  5. Step 5: Solve for x
    x = 1,200,886,693.00/39,201.62
  6. Step 6: Final answer
    x = 30,633.60

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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.