Home / 36,308.89-54,414.88-19,407.25

Finding the Fourth Proportional to 36,308.89, 54,414.88 and 19,407.25

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Solution

The fourth proportional to 36,308.89, 54,414.88 and 19,407.25 is: 29,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,308.89 : 54,414.88 = 19,407.25 : x
  2. Step 2: Convert to fraction form
    36,308.89/54,414.88 = 19,407.25/x
  3. Step 3: Cross multiply
    36,308.89x = 54,414.88 × 19,407.25
  4. Step 4: Simplify right side
    36,308.89x = 1,056,043,179.88
  5. Step 5: Solve for x
    x = 1,056,043,179.88/36,308.89
  6. Step 6: Final answer
    x = 29,084.98

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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.