Home / 25,826.89-38,715.72-11,015.41

Finding the Fourth Proportional to 25,826.89, 38,715.72 and 11,015.41

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Solution

The fourth proportional to 25,826.89, 38,715.72 and 11,015.41 is: 16,512.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.89 : 38,715.72 = 11,015.41 : x
  2. Step 2: Convert to fraction form
    25,826.89/38,715.72 = 11,015.41/x
  3. Step 3: Cross multiply
    25,826.89x = 38,715.72 × 11,015.41
  4. Step 4: Simplify right side
    25,826.89x = 426,469,529.25
  5. Step 5: Solve for x
    x = 426,469,529.25/25,826.89
  6. Step 6: Final answer
    x = 16,512.62

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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.