Home / 36,265.44-54,354.42-18,725.70

Finding the Fourth Proportional to 36,265.44, 54,354.42 and 18,725.70

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Solution

The fourth proportional to 36,265.44, 54,354.42 and 18,725.70 is: 28,065.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,265.44 : 54,354.42 = 18,725.70 : x
  2. Step 2: Convert to fraction form
    36,265.44/54,354.42 = 18,725.70/x
  3. Step 3: Cross multiply
    36,265.44x = 54,354.42 × 18,725.70
  4. Step 4: Simplify right side
    36,265.44x = 1,017,824,562.59
  5. Step 5: Solve for x
    x = 1,017,824,562.59/36,265.44
  6. Step 6: Final answer
    x = 28,065.96

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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.