Home / 28,778.36-43,173.68-16,304.36

Finding the Fourth Proportional to 28,778.36, 43,173.68 and 16,304.36

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Solution

The fourth proportional to 28,778.36, 43,173.68 and 16,304.36 is: 24,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,778.36 : 43,173.68 = 16,304.36 : x
  2. Step 2: Convert to fraction form
    28,778.36/43,173.68 = 16,304.36/x
  3. Step 3: Cross multiply
    28,778.36x = 43,173.68 × 16,304.36
  4. Step 4: Simplify right side
    28,778.36x = 703,918,923.85
  5. Step 5: Solve for x
    x = 703,918,923.85/28,778.36
  6. Step 6: Final answer
    x = 24,460.01

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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.