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Finding the Fourth Proportional to 45,084.44, 67,613.45 and 16,984.22

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Solution

The fourth proportional to 45,084.44, 67,613.45 and 16,984.22 is: 25,471.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,084.44 : 67,613.45 = 16,984.22 : x
  2. Step 2: Convert to fraction form
    45,084.44/67,613.45 = 16,984.22/x
  3. Step 3: Cross multiply
    45,084.44x = 67,613.45 × 16,984.22
  4. Step 4: Simplify right side
    45,084.44x = 1,148,361,793.87
  5. Step 5: Solve for x
    x = 1,148,361,793.87/45,084.44
  6. Step 6: Final answer
    x = 25,471.35

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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.