Home / 31,262.14-43,145.22-17,836.71

Finding the Fourth Proportional to 31,262.14, 43,145.22 and 17,836.71

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Solution

The fourth proportional to 31,262.14, 43,145.22 and 17,836.71 is: 24,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,262.14 : 43,145.22 = 17,836.71 : x
  2. Step 2: Convert to fraction form
    31,262.14/43,145.22 = 17,836.71/x
  3. Step 3: Cross multiply
    31,262.14x = 43,145.22 × 17,836.71
  4. Step 4: Simplify right side
    31,262.14x = 769,568,777.03
  5. Step 5: Solve for x
    x = 769,568,777.03/31,262.14
  6. Step 6: Final answer
    x = 24,616.64

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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.