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Finding the Fourth Proportional to 30,245.48, 45,369.24 and 10,524.24

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Solution

The fourth proportional to 30,245.48, 45,369.24 and 10,524.24 is: 15,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245.48 : 45,369.24 = 10,524.24 : x
  2. Step 2: Convert to fraction form
    30,245.48/45,369.24 = 10,524.24/x
  3. Step 3: Cross multiply
    30,245.48x = 45,369.24 × 10,524.24
  4. Step 4: Simplify right side
    30,245.48x = 477,476,770.38
  5. Step 5: Solve for x
    x = 477,476,770.38/30,245.48
  6. Step 6: Final answer
    x = 15,786.71

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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.