Home / 36,101.70-54,138.87-14,456.58

Finding the Fourth Proportional to 36,101.70, 54,138.87 and 14,456.58

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Solution

The fourth proportional to 36,101.70, 54,138.87 and 14,456.58 is: 21,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.70 : 54,138.87 = 14,456.58 : x
  2. Step 2: Convert to fraction form
    36,101.70/54,138.87 = 14,456.58/x
  3. Step 3: Cross multiply
    36,101.70x = 54,138.87 × 14,456.58
  4. Step 4: Simplify right side
    36,101.70x = 782,662,905.26
  5. Step 5: Solve for x
    x = 782,662,905.26/36,101.70
  6. Step 6: Final answer
    x = 21,679.39

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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.