Home / 28,245.49-42,369.33-8,524.03

Finding the Fourth Proportional to 28,245.49, 42,369.33 and 8,524.03

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Solution

The fourth proportional to 28,245.49, 42,369.33 and 8,524.03 is: 12,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,245.49 : 42,369.33 = 8,524.03 : x
  2. Step 2: Convert to fraction form
    28,245.49/42,369.33 = 8,524.03/x
  3. Step 3: Cross multiply
    28,245.49x = 42,369.33 × 8,524.03
  4. Step 4: Simplify right side
    28,245.49x = 361,157,440.00
  5. Step 5: Solve for x
    x = 361,157,440.00/28,245.49
  6. Step 6: Final answer
    x = 12,786.38

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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.