Home / 31,743.84-43,804.20-17,401.38

Finding the Fourth Proportional to 31,743.84, 43,804.20 and 17,401.38

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Solution

The fourth proportional to 31,743.84, 43,804.20 and 17,401.38 is: 24,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,743.84 : 43,804.20 = 17,401.38 : x
  2. Step 2: Convert to fraction form
    31,743.84/43,804.20 = 17,401.38/x
  3. Step 3: Cross multiply
    31,743.84x = 43,804.20 × 17,401.38
  4. Step 4: Simplify right side
    31,743.84x = 762,253,529.80
  5. Step 5: Solve for x
    x = 762,253,529.80/31,743.84
  6. Step 6: Final answer
    x = 24,012.64

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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.