Home / 43,982.08-65,985.38-14,401.80

Finding the Fourth Proportional to 43,982.08, 65,985.38 and 14,401.80

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Solution

The fourth proportional to 43,982.08, 65,985.38 and 14,401.80 is: 21,606.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,982.08 : 65,985.38 = 14,401.80 : x
  2. Step 2: Convert to fraction form
    43,982.08/65,985.38 = 14,401.80/x
  3. Step 3: Cross multiply
    43,982.08x = 65,985.38 × 14,401.80
  4. Step 4: Simplify right side
    43,982.08x = 950,308,245.68
  5. Step 5: Solve for x
    x = 950,308,245.68/43,982.08
  6. Step 6: Final answer
    x = 21,606.71

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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.