Home / 16,855.49-23,281.27-12,625.46

Finding the Fourth Proportional to 16,855.49, 23,281.27 and 12,625.46

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Solution

The fourth proportional to 16,855.49, 23,281.27 and 12,625.46 is: 17,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.49 : 23,281.27 = 12,625.46 : x
  2. Step 2: Convert to fraction form
    16,855.49/23,281.27 = 12,625.46/x
  3. Step 3: Cross multiply
    16,855.49x = 23,281.27 × 12,625.46
  4. Step 4: Simplify right side
    16,855.49x = 293,936,626.73
  5. Step 5: Solve for x
    x = 293,936,626.73/16,855.49
  6. Step 6: Final answer
    x = 17,438.63

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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.