Home / 36,569.28-54,820.96-13,179.36

Finding the Fourth Proportional to 36,569.28, 54,820.96 and 13,179.36

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Solution

The fourth proportional to 36,569.28, 54,820.96 and 13,179.36 is: 19,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569.28 : 54,820.96 = 13,179.36 : x
  2. Step 2: Convert to fraction form
    36,569.28/54,820.96 = 13,179.36/x
  3. Step 3: Cross multiply
    36,569.28x = 54,820.96 × 13,179.36
  4. Step 4: Simplify right side
    36,569.28x = 722,505,167.39
  5. Step 5: Solve for x
    x = 722,505,167.39/36,569.28
  6. Step 6: Final answer
    x = 19,757.16

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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.