Home / 31,935.70-44,076.41-18,514.72

Finding the Fourth Proportional to 31,935.70, 44,076.41 and 18,514.72

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Solution

The fourth proportional to 31,935.70, 44,076.41 and 18,514.72 is: 25,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935.70 : 44,076.41 = 18,514.72 : x
  2. Step 2: Convert to fraction form
    31,935.70/44,076.41 = 18,514.72/x
  3. Step 3: Cross multiply
    31,935.70x = 44,076.41 × 18,514.72
  4. Step 4: Simplify right side
    31,935.70x = 816,062,389.76
  5. Step 5: Solve for x
    x = 816,062,389.76/31,935.70
  6. Step 6: Final answer
    x = 25,553.30

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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.