Home / 45,849.20-68,773.80-19,556.60

Finding the Fourth Proportional to 45,849.20, 68,773.80 and 19,556.60

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Solution

The fourth proportional to 45,849.20, 68,773.80 and 19,556.60 is: 29,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,849.20 : 68,773.80 = 19,556.60 : x
  2. Step 2: Convert to fraction form
    45,849.20/68,773.80 = 19,556.60/x
  3. Step 3: Cross multiply
    45,849.20x = 68,773.80 × 19,556.60
  4. Step 4: Simplify right side
    45,849.20x = 1,344,981,697.08
  5. Step 5: Solve for x
    x = 1,344,981,697.08/45,849.20
  6. Step 6: Final answer
    x = 29,334.90

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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.