Home / 31,173.16-43,021.15-17,744.41

Finding the Fourth Proportional to 31,173.16, 43,021.15 and 17,744.41

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Solution

The fourth proportional to 31,173.16, 43,021.15 and 17,744.41 is: 24,488.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173.16 : 43,021.15 = 17,744.41 : x
  2. Step 2: Convert to fraction form
    31,173.16/43,021.15 = 17,744.41/x
  3. Step 3: Cross multiply
    31,173.16x = 43,021.15 × 17,744.41
  4. Step 4: Simplify right side
    31,173.16x = 763,384,620.44
  5. Step 5: Solve for x
    x = 763,384,620.44/31,173.16
  6. Step 6: Final answer
    x = 24,488.53

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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.