Home / 30,306.42-45,480.39-10,584.96

Finding the Fourth Proportional to 30,306.42, 45,480.39 and 10,584.96

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Solution

The fourth proportional to 30,306.42, 45,480.39 and 10,584.96 is: 15,884.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.42 : 45,480.39 = 10,584.96 : x
  2. Step 2: Convert to fraction form
    30,306.42/45,480.39 = 10,584.96/x
  3. Step 3: Cross multiply
    30,306.42x = 45,480.39 × 10,584.96
  4. Step 4: Simplify right side
    30,306.42x = 481,408,108.93
  5. Step 5: Solve for x
    x = 481,408,108.93/30,306.42
  6. Step 6: Final answer
    x = 15,884.69

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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.