Home / 43,346.54-65,027.92-13,771.82

Finding the Fourth Proportional to 43,346.54, 65,027.92 and 13,771.82

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Solution

The fourth proportional to 43,346.54, 65,027.92 and 13,771.82 is: 20,660.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,346.54 : 65,027.92 = 13,771.82 : x
  2. Step 2: Convert to fraction form
    43,346.54/65,027.92 = 13,771.82/x
  3. Step 3: Cross multiply
    43,346.54x = 65,027.92 × 13,771.82
  4. Step 4: Simplify right side
    43,346.54x = 895,552,809.21
  5. Step 5: Solve for x
    x = 895,552,809.21/43,346.54
  6. Step 6: Final answer
    x = 20,660.31

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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.