Home / 36,021.48-54,034.82-13,834.86

Finding the Fourth Proportional to 36,021.48, 54,034.82 and 13,834.86

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Solution

The fourth proportional to 36,021.48, 54,034.82 and 13,834.86 is: 20,753.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,021.48 : 54,034.82 = 13,834.86 : x
  2. Step 2: Convert to fraction form
    36,021.48/54,034.82 = 13,834.86/x
  3. Step 3: Cross multiply
    36,021.48x = 54,034.82 × 13,834.86
  4. Step 4: Simplify right side
    36,021.48x = 747,563,898.02
  5. Step 5: Solve for x
    x = 747,563,898.02/36,021.48
  6. Step 6: Final answer
    x = 20,753.28

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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.