Home / 25,517.73-38,224.76-13,179.81

Finding the Fourth Proportional to 25,517.73, 38,224.76 and 13,179.81

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Solution

The fourth proportional to 25,517.73, 38,224.76 and 13,179.81 is: 19,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.73 : 38,224.76 = 13,179.81 : x
  2. Step 2: Convert to fraction form
    25,517.73/38,224.76 = 13,179.81/x
  3. Step 3: Cross multiply
    25,517.73x = 38,224.76 × 13,179.81
  4. Step 4: Simplify right side
    25,517.73x = 503,795,074.10
  5. Step 5: Solve for x
    x = 503,795,074.10/25,517.73
  6. Step 6: Final answer
    x = 19,742.94

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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.