Home / 33,765.39-50,654.03-12,987.27

Finding the Fourth Proportional to 33,765.39, 50,654.03 and 12,987.27

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Solution

The fourth proportional to 33,765.39, 50,654.03 and 12,987.27 is: 19,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,765.39 : 50,654.03 = 12,987.27 : x
  2. Step 2: Convert to fraction form
    33,765.39/50,654.03 = 12,987.27/x
  3. Step 3: Cross multiply
    33,765.39x = 50,654.03 × 12,987.27
  4. Step 4: Simplify right side
    33,765.39x = 657,857,499.26
  5. Step 5: Solve for x
    x = 657,857,499.26/33,765.39
  6. Step 6: Final answer
    x = 19,483.19

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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.