Home / 23,121.09-31,889.94-14,046.41

Finding the Fourth Proportional to 23,121.09, 31,889.94 and 14,046.41

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Solution

The fourth proportional to 23,121.09, 31,889.94 and 14,046.41 is: 19,373.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.09 : 31,889.94 = 14,046.41 : x
  2. Step 2: Convert to fraction form
    23,121.09/31,889.94 = 14,046.41/x
  3. Step 3: Cross multiply
    23,121.09x = 31,889.94 × 14,046.41
  4. Step 4: Simplify right side
    23,121.09x = 447,939,012.67
  5. Step 5: Solve for x
    x = 447,939,012.67/23,121.09
  6. Step 6: Final answer
    x = 19,373.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.