Home / 13,704.24-20,559.60-5,908.80

Finding the Fourth Proportional to 13,704.24, 20,559.60 and 5,908.80

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Solution

The fourth proportional to 13,704.24, 20,559.60 and 5,908.80 is: 8,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,704.24 : 20,559.60 = 5,908.80 : x
  2. Step 2: Convert to fraction form
    13,704.24/20,559.60 = 5,908.80/x
  3. Step 3: Cross multiply
    13,704.24x = 20,559.60 × 5,908.80
  4. Step 4: Simplify right side
    13,704.24x = 121,482,564.48
  5. Step 5: Solve for x
    x = 121,482,564.48/13,704.24
  6. Step 6: Final answer
    x = 8,864.60

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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.