Home / 31,983.14-47,974.37-10,922.94

Finding the Fourth Proportional to 31,983.14, 47,974.37 and 10,922.94

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Solution

The fourth proportional to 31,983.14, 47,974.37 and 10,922.94 is: 16,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,983.14 : 47,974.37 = 10,922.94 : x
  2. Step 2: Convert to fraction form
    31,983.14/47,974.37 = 10,922.94/x
  3. Step 3: Cross multiply
    31,983.14x = 47,974.37 × 10,922.94
  4. Step 4: Simplify right side
    31,983.14x = 524,021,110.43
  5. Step 5: Solve for x
    x = 524,021,110.43/31,983.14
  6. Step 6: Final answer
    x = 16,384.29

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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.