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Finding the Fourth Proportional to 44,849.70, 67,279.41 and 16,783.20

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Solution

The fourth proportional to 44,849.70, 67,279.41 and 16,783.20 is: 25,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,849.70 : 67,279.41 = 16,783.20 : x
  2. Step 2: Convert to fraction form
    44,849.70/67,279.41 = 16,783.20/x
  3. Step 3: Cross multiply
    44,849.70x = 67,279.41 × 16,783.20
  4. Step 4: Simplify right side
    44,849.70x = 1,129,163,793.91
  5. Step 5: Solve for x
    x = 1,129,163,793.91/44,849.70
  6. Step 6: Final answer
    x = 25,176.62

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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.