Home / 12,604.24-17,394.23-6,939.58

Finding the Fourth Proportional to 12,604.24, 17,394.23 and 6,939.58

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Solution

The fourth proportional to 12,604.24, 17,394.23 and 6,939.58 is: 9,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.24 : 17,394.23 = 6,939.58 : x
  2. Step 2: Convert to fraction form
    12,604.24/17,394.23 = 6,939.58/x
  3. Step 3: Cross multiply
    12,604.24x = 17,394.23 × 6,939.58
  4. Step 4: Simplify right side
    12,604.24x = 120,708,615.93
  5. Step 5: Solve for x
    x = 120,708,615.93/12,604.24
  6. Step 6: Final answer
    x = 9,576.83

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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.