Home / 26,571.66-39,881.97-13,433.28

Finding the Fourth Proportional to 26,571.66, 39,881.97 and 13,433.28

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Solution

The fourth proportional to 26,571.66, 39,881.97 and 13,433.28 is: 20,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571.66 : 39,881.97 = 13,433.28 : x
  2. Step 2: Convert to fraction form
    26,571.66/39,881.97 = 13,433.28/x
  3. Step 3: Cross multiply
    26,571.66x = 39,881.97 × 13,433.28
  4. Step 4: Simplify right side
    26,571.66x = 535,745,669.96
  5. Step 5: Solve for x
    x = 535,745,669.96/26,571.66
  6. Step 6: Final answer
    x = 20,162.30

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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.