Home / 13,356.33-20,039.09-5,965.89

Finding the Fourth Proportional to 13,356.33, 20,039.09 and 5,965.89

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Solution

The fourth proportional to 13,356.33, 20,039.09 and 5,965.89 is: 8,950.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.33 : 20,039.09 = 5,965.89 : x
  2. Step 2: Convert to fraction form
    13,356.33/20,039.09 = 5,965.89/x
  3. Step 3: Cross multiply
    13,356.33x = 20,039.09 × 5,965.89
  4. Step 4: Simplify right side
    13,356.33x = 119,551,006.64
  5. Step 5: Solve for x
    x = 119,551,006.64/13,356.33
  6. Step 6: Final answer
    x = 8,950.89

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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.