Home / 36,021.28-54,026.34-13,845.04

Finding the Fourth Proportional to 36,021.28, 54,026.34 and 13,845.04

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Solution

The fourth proportional to 36,021.28, 54,026.34 and 13,845.04 is: 20,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,021.28 : 54,026.34 = 13,845.04 : x
  2. Step 2: Convert to fraction form
    36,021.28/54,026.34 = 13,845.04/x
  3. Step 3: Cross multiply
    36,021.28x = 54,026.34 × 13,845.04
  4. Step 4: Simplify right side
    36,021.28x = 747,996,838.35
  5. Step 5: Solve for x
    x = 747,996,838.35/36,021.28
  6. Step 6: Final answer
    x = 20,765.42

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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.