Home / 13,236.67-19,856.29-3,376.03

Finding the Fourth Proportional to 13,236.67, 19,856.29 and 3,376.03

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Solution

The fourth proportional to 13,236.67, 19,856.29 and 3,376.03 is: 5,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.67 : 19,856.29 = 3,376.03 : x
  2. Step 2: Convert to fraction form
    13,236.67/19,856.29 = 3,376.03/x
  3. Step 3: Cross multiply
    13,236.67x = 19,856.29 × 3,376.03
  4. Step 4: Simplify right side
    13,236.67x = 67,035,416.21
  5. Step 5: Solve for x
    x = 67,035,416.21/13,236.67
  6. Step 6: Final answer
    x = 5,064.37

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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.