Home / 36,081.75-54,127.71-11,123.82

Finding the Fourth Proportional to 36,081.75, 54,127.71 and 11,123.82

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Solution

The fourth proportional to 36,081.75, 54,127.71 and 11,123.82 is: 16,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.75 : 54,127.71 = 11,123.82 : x
  2. Step 2: Convert to fraction form
    36,081.75/54,127.71 = 11,123.82/x
  3. Step 3: Cross multiply
    36,081.75x = 54,127.71 × 11,123.82
  4. Step 4: Simplify right side
    36,081.75x = 602,106,903.05
  5. Step 5: Solve for x
    x = 602,106,903.05/36,081.75
  6. Step 6: Final answer
    x = 16,687.30

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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.