Home / 12,836.48-19,257.75-5,441.38

Finding the Fourth Proportional to 12,836.48, 19,257.75 and 5,441.38

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Solution

The fourth proportional to 12,836.48, 19,257.75 and 5,441.38 is: 8,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.48 : 19,257.75 = 5,441.38 : x
  2. Step 2: Convert to fraction form
    12,836.48/19,257.75 = 5,441.38/x
  3. Step 3: Cross multiply
    12,836.48x = 19,257.75 × 5,441.38
  4. Step 4: Simplify right side
    12,836.48x = 104,788,687.55
  5. Step 5: Solve for x
    x = 104,788,687.55/12,836.48
  6. Step 6: Final answer
    x = 8,163.35

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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.