Home / 17,157.48-25,740.22-5,469.80

Finding the Fourth Proportional to 17,157.48, 25,740.22 and 5,469.80

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Solution

The fourth proportional to 17,157.48, 25,740.22 and 5,469.80 is: 8,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.48 : 25,740.22 = 5,469.80 : x
  2. Step 2: Convert to fraction form
    17,157.48/25,740.22 = 5,469.80/x
  3. Step 3: Cross multiply
    17,157.48x = 25,740.22 × 5,469.80
  4. Step 4: Simplify right side
    17,157.48x = 140,793,855.36
  5. Step 5: Solve for x
    x = 140,793,855.36/17,157.48
  6. Step 6: Final answer
    x = 8,205.98

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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.