Home / 13,626.06-20,429.37-5,299.08

Finding the Fourth Proportional to 13,626.06, 20,429.37 and 5,299.08

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Solution

The fourth proportional to 13,626.06, 20,429.37 and 5,299.08 is: 7,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626.06 : 20,429.37 = 5,299.08 : x
  2. Step 2: Convert to fraction form
    13,626.06/20,429.37 = 5,299.08/x
  3. Step 3: Cross multiply
    13,626.06x = 20,429.37 × 5,299.08
  4. Step 4: Simplify right side
    13,626.06x = 108,256,865.98
  5. Step 5: Solve for x
    x = 108,256,865.98/13,626.06
  6. Step 6: Final answer
    x = 7,944.84

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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.