Home / 45,518.22-68,277.90-19,241.46

Finding the Fourth Proportional to 45,518.22, 68,277.90 and 19,241.46

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Solution

The fourth proportional to 45,518.22, 68,277.90 and 19,241.46 is: 28,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,518.22 : 68,277.90 = 19,241.46 : x
  2. Step 2: Convert to fraction form
    45,518.22/68,277.90 = 19,241.46/x
  3. Step 3: Cross multiply
    45,518.22x = 68,277.90 × 19,241.46
  4. Step 4: Simplify right side
    45,518.22x = 1,313,766,481.73
  5. Step 5: Solve for x
    x = 1,313,766,481.73/45,518.22
  6. Step 6: Final answer
    x = 28,862.43

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1.5x scale

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.