Home / 36,169.79-54,263.09-11,208.51

Finding the Fourth Proportional to 36,169.79, 54,263.09 and 11,208.51

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Solution

The fourth proportional to 36,169.79, 54,263.09 and 11,208.51 is: 16,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,169.79 : 54,263.09 = 11,208.51 : x
  2. Step 2: Convert to fraction form
    36,169.79/54,263.09 = 11,208.51/x
  3. Step 3: Cross multiply
    36,169.79x = 54,263.09 × 11,208.51
  4. Step 4: Simplify right side
    36,169.79x = 608,208,414.92
  5. Step 5: Solve for x
    x = 608,208,414.92/36,169.79
  6. Step 6: Final answer
    x = 16,815.37

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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.