Home / 26,269.56-39,404.34-8,739.36

Finding the Fourth Proportional to 26,269.56, 39,404.34 and 8,739.36

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Solution

The fourth proportional to 26,269.56, 39,404.34 and 8,739.36 is: 13,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,269.56 : 39,404.34 = 8,739.36 : x
  2. Step 2: Convert to fraction form
    26,269.56/39,404.34 = 8,739.36/x
  3. Step 3: Cross multiply
    26,269.56x = 39,404.34 × 8,739.36
  4. Step 4: Simplify right side
    26,269.56x = 344,368,712.82
  5. Step 5: Solve for x
    x = 344,368,712.82/26,269.56
  6. Step 6: Final answer
    x = 13,109.04

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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.