Home / 41,885.10-62,826.78-13,806.84

Finding the Fourth Proportional to 41,885.10, 62,826.78 and 13,806.84

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Solution

The fourth proportional to 41,885.10, 62,826.78 and 13,806.84 is: 20,709.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,885.10 : 62,826.78 = 13,806.84 : x
  2. Step 2: Convert to fraction form
    41,885.10/62,826.78 = 13,806.84/x
  3. Step 3: Cross multiply
    41,885.10x = 62,826.78 × 13,806.84
  4. Step 4: Simplify right side
    41,885.10x = 867,439,299.18
  5. Step 5: Solve for x
    x = 867,439,299.18/41,885.10
  6. Step 6: Final answer
    x = 20,709.97

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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.