Home / 36,007.54-54,015.05-13,839.46

Finding the Fourth Proportional to 36,007.54, 54,015.05 and 13,839.46

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Solution

The fourth proportional to 36,007.54, 54,015.05 and 13,839.46 is: 20,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,007.54 : 54,015.05 = 13,839.46 : x
  2. Step 2: Convert to fraction form
    36,007.54/54,015.05 = 13,839.46/x
  3. Step 3: Cross multiply
    36,007.54x = 54,015.05 × 13,839.46
  4. Step 4: Simplify right side
    36,007.54x = 747,539,023.43
  5. Step 5: Solve for x
    x = 747,539,023.43/36,007.54
  6. Step 6: Final answer
    x = 20,760.63

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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.