Home / 12,002.84-17,975.10-8,295.24

Finding the Fourth Proportional to 12,002.84, 17,975.10 and 8,295.24

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Solution

The fourth proportional to 12,002.84, 17,975.10 and 8,295.24 is: 12,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,002.84 : 17,975.10 = 8,295.24 : x
  2. Step 2: Convert to fraction form
    12,002.84/17,975.10 = 8,295.24/x
  3. Step 3: Cross multiply
    12,002.84x = 17,975.10 × 8,295.24
  4. Step 4: Simplify right side
    12,002.84x = 149,107,768.52
  5. Step 5: Solve for x
    x = 149,107,768.52/12,002.84
  6. Step 6: Final answer
    x = 12,422.71

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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.