Home / 31,198.62-43,051.05-17,768.82

Finding the Fourth Proportional to 31,198.62, 43,051.05 and 17,768.82

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Solution

The fourth proportional to 31,198.62, 43,051.05 and 17,768.82 is: 24,519.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,198.62 : 43,051.05 = 17,768.82 : x
  2. Step 2: Convert to fraction form
    31,198.62/43,051.05 = 17,768.82/x
  3. Step 3: Cross multiply
    31,198.62x = 43,051.05 × 17,768.82
  4. Step 4: Simplify right side
    31,198.62x = 764,966,358.26
  5. Step 5: Solve for x
    x = 764,966,358.26/31,198.62
  6. Step 6: Final answer
    x = 24,519.24

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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.