Home / 13,237.29-19,861.11-5,836.56

Finding the Fourth Proportional to 13,237.29, 19,861.11 and 5,836.56

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Solution

The fourth proportional to 13,237.29, 19,861.11 and 5,836.56 is: 8,757.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.29 : 19,861.11 = 5,836.56 : x
  2. Step 2: Convert to fraction form
    13,237.29/19,861.11 = 5,836.56/x
  3. Step 3: Cross multiply
    13,237.29x = 19,861.11 × 5,836.56
  4. Step 4: Simplify right side
    13,237.29x = 115,920,560.18
  5. Step 5: Solve for x
    x = 115,920,560.18/13,237.29
  6. Step 6: Final answer
    x = 8,757.12

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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.