Home / 31,960.26-47,942.61-9,771.93

Finding the Fourth Proportional to 31,960.26, 47,942.61 and 9,771.93

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Solution

The fourth proportional to 31,960.26, 47,942.61 and 9,771.93 is: 14,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,960.26 : 47,942.61 = 9,771.93 : x
  2. Step 2: Convert to fraction form
    31,960.26/47,942.61 = 9,771.93/x
  3. Step 3: Cross multiply
    31,960.26x = 47,942.61 × 9,771.93
  4. Step 4: Simplify right side
    31,960.26x = 468,491,828.94
  5. Step 5: Solve for x
    x = 468,491,828.94/31,960.26
  6. Step 6: Final answer
    x = 14,658.57

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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.