Home / 36,342.36-54,491.25-14,129.82

Finding the Fourth Proportional to 36,342.36, 54,491.25 and 14,129.82

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Solution

The fourth proportional to 36,342.36, 54,491.25 and 14,129.82 is: 21,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,342.36 : 54,491.25 = 14,129.82 : x
  2. Step 2: Convert to fraction form
    36,342.36/54,491.25 = 14,129.82/x
  3. Step 3: Cross multiply
    36,342.36x = 54,491.25 × 14,129.82
  4. Step 4: Simplify right side
    36,342.36x = 769,951,554.08
  5. Step 5: Solve for x
    x = 769,951,554.08/36,342.36
  6. Step 6: Final answer
    x = 21,186.06

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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.