Home / 12,536.94-17,257.14-11,355.96

Finding the Fourth Proportional to 12,536.94, 17,257.14 and 11,355.96

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Solution

The fourth proportional to 12,536.94, 17,257.14 and 11,355.96 is: 15,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536.94 : 17,257.14 = 11,355.96 : x
  2. Step 2: Convert to fraction form
    12,536.94/17,257.14 = 11,355.96/x
  3. Step 3: Cross multiply
    12,536.94x = 17,257.14 × 11,355.96
  4. Step 4: Simplify right side
    12,536.94x = 195,971,391.55
  5. Step 5: Solve for x
    x = 195,971,391.55/12,536.94
  6. Step 6: Final answer
    x = 15,631.52

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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.