Home / 12,604.38-17,389.36-12,584.94

Finding the Fourth Proportional to 12,604.38, 17,389.36 and 12,584.94

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Solution

The fourth proportional to 12,604.38, 17,389.36 and 12,584.94 is: 17,362.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.38 : 17,389.36 = 12,584.94 : x
  2. Step 2: Convert to fraction form
    12,604.38/17,389.36 = 12,584.94/x
  3. Step 3: Cross multiply
    12,604.38x = 17,389.36 × 12,584.94
  4. Step 4: Simplify right side
    12,604.38x = 218,844,052.24
  5. Step 5: Solve for x
    x = 218,844,052.24/12,604.38
  6. Step 6: Final answer
    x = 17,362.54

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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.