Home / 26,270.65-39,399.90-8,735.77

Finding the Fourth Proportional to 26,270.65, 39,399.90 and 8,735.77

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Solution

The fourth proportional to 26,270.65, 39,399.90 and 8,735.77 is: 13,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.65 : 39,399.90 = 8,735.77 : x
  2. Step 2: Convert to fraction form
    26,270.65/39,399.90 = 8,735.77/x
  3. Step 3: Cross multiply
    26,270.65x = 39,399.90 × 8,735.77
  4. Step 4: Simplify right side
    26,270.65x = 344,188,464.42
  5. Step 5: Solve for x
    x = 344,188,464.42/26,270.65
  6. Step 6: Final answer
    x = 13,101.63

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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.