Home / 43,796.48-65,699.03-11,775.15

Finding the Fourth Proportional to 43,796.48, 65,699.03 and 11,775.15

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Solution

The fourth proportional to 43,796.48, 65,699.03 and 11,775.15 is: 17,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,796.48 : 65,699.03 = 11,775.15 : x
  2. Step 2: Convert to fraction form
    43,796.48/65,699.03 = 11,775.15/x
  3. Step 3: Cross multiply
    43,796.48x = 65,699.03 × 11,775.15
  4. Step 4: Simplify right side
    43,796.48x = 773,615,874.23
  5. Step 5: Solve for x
    x = 773,615,874.23/43,796.48
  6. Step 6: Final answer
    x = 17,663.88

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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.