Home / 31,991.10-44,146.80-17,843.64

Finding the Fourth Proportional to 31,991.10, 44,146.80 and 17,843.64

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Solution

The fourth proportional to 31,991.10, 44,146.80 and 17,843.64 is: 24,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,991.10 : 44,146.80 = 17,843.64 : x
  2. Step 2: Convert to fraction form
    31,991.10/44,146.80 = 17,843.64/x
  3. Step 3: Cross multiply
    31,991.10x = 44,146.80 × 17,843.64
  4. Step 4: Simplify right side
    31,991.10x = 787,739,606.35
  5. Step 5: Solve for x
    x = 787,739,606.35/31,991.10
  6. Step 6: Final answer
    x = 24,623.71

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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.