Home / 43,936.20-65,857.77-14,346.09

Finding the Fourth Proportional to 43,936.20, 65,857.77 and 14,346.09

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Solution

The fourth proportional to 43,936.20, 65,857.77 and 14,346.09 is: 21,503.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,936.20 : 65,857.77 = 14,346.09 : x
  2. Step 2: Convert to fraction form
    43,936.20/65,857.77 = 14,346.09/x
  3. Step 3: Cross multiply
    43,936.20x = 65,857.77 × 14,346.09
  4. Step 4: Simplify right side
    43,936.20x = 944,801,495.62
  5. Step 5: Solve for x
    x = 944,801,495.62/43,936.20
  6. Step 6: Final answer
    x = 21,503.94

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1.5x scale

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.