Home / 45,086.72-67,618.53-16,998.46

Finding the Fourth Proportional to 45,086.72, 67,618.53 and 16,998.46

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Solution

The fourth proportional to 45,086.72, 67,618.53 and 16,998.46 is: 25,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,086.72 : 67,618.53 = 16,998.46 : x
  2. Step 2: Convert to fraction form
    45,086.72/67,618.53 = 16,998.46/x
  3. Step 3: Cross multiply
    45,086.72x = 67,618.53 × 16,998.46
  4. Step 4: Simplify right side
    45,086.72x = 1,149,410,708.42
  5. Step 5: Solve for x
    x = 1,149,410,708.42/45,086.72
  6. Step 6: Final answer
    x = 25,493.33

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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.