Home / 12,496.49-18,744.27-3,136.58

Finding the Fourth Proportional to 12,496.49, 18,744.27 and 3,136.58

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Solution

The fourth proportional to 12,496.49, 18,744.27 and 3,136.58 is: 4,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.49 : 18,744.27 = 3,136.58 : x
  2. Step 2: Convert to fraction form
    12,496.49/18,744.27 = 3,136.58/x
  3. Step 3: Cross multiply
    12,496.49x = 18,744.27 × 3,136.58
  4. Step 4: Simplify right side
    12,496.49x = 58,792,902.40
  5. Step 5: Solve for x
    x = 58,792,902.40/12,496.49
  6. Step 6: Final answer
    x = 4,704.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.