Home / 45,414.20-68,051.90-19,104.52

Finding the Fourth Proportional to 45,414.20, 68,051.90 and 19,104.52

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Solution

The fourth proportional to 45,414.20, 68,051.90 and 19,104.52 is: 28,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,414.20 : 68,051.90 = 19,104.52 : x
  2. Step 2: Convert to fraction form
    45,414.20/68,051.90 = 19,104.52/x
  3. Step 3: Cross multiply
    45,414.20x = 68,051.90 × 19,104.52
  4. Step 4: Simplify right side
    45,414.20x = 1,300,098,884.59
  5. Step 5: Solve for x
    x = 1,300,098,884.59/45,414.20
  6. Step 6: Final answer
    x = 28,627.59

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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.