Home / 12,835.94-17,584.92-12,356.21

Finding the Fourth Proportional to 12,835.94, 17,584.92 and 12,356.21

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Solution

The fourth proportional to 12,835.94, 17,584.92 and 12,356.21 is: 16,927.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835.94 : 17,584.92 = 12,356.21 : x
  2. Step 2: Convert to fraction form
    12,835.94/17,584.92 = 12,356.21/x
  3. Step 3: Cross multiply
    12,835.94x = 17,584.92 × 12,356.21
  4. Step 4: Simplify right side
    12,835.94x = 217,282,968.88
  5. Step 5: Solve for x
    x = 217,282,968.88/12,835.94
  6. Step 6: Final answer
    x = 16,927.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.