Home / 13,365.54-20,048.97-3,504.84

Finding the Fourth Proportional to 13,365.54, 20,048.97 and 3,504.84

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Solution

The fourth proportional to 13,365.54, 20,048.97 and 3,504.84 is: 5,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.54 : 20,048.97 = 3,504.84 : x
  2. Step 2: Convert to fraction form
    13,365.54/20,048.97 = 3,504.84/x
  3. Step 3: Cross multiply
    13,365.54x = 20,048.97 × 3,504.84
  4. Step 4: Simplify right side
    13,365.54x = 70,268,432.01
  5. Step 5: Solve for x
    x = 70,268,432.01/13,365.54
  6. Step 6: Final answer
    x = 5,257.43

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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.