Home / 39,144.96-54,025.92-22,383.36

Finding the Fourth Proportional to 39,144.96, 54,025.92 and 22,383.36

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Solution

The fourth proportional to 39,144.96, 54,025.92 and 22,383.36 is: 30,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,144.96 : 54,025.92 = 22,383.36 : x
  2. Step 2: Convert to fraction form
    39,144.96/54,025.92 = 22,383.36/x
  3. Step 3: Cross multiply
    39,144.96x = 54,025.92 × 22,383.36
  4. Step 4: Simplify right side
    39,144.96x = 1,209,281,616.69
  5. Step 5: Solve for x
    x = 1,209,281,616.69/39,144.96
  6. Step 6: Final answer
    x = 30,892.40

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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.