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Finding the Fourth Proportional to 14,613.40, 21,944.40 and 8,044.30

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Solution

The fourth proportional to 14,613.40, 21,944.40 and 8,044.30 is: 12,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613.40 : 21,944.40 = 8,044.30 : x
  2. Step 2: Convert to fraction form
    14,613.40/21,944.40 = 8,044.30/x
  3. Step 3: Cross multiply
    14,613.40x = 21,944.40 × 8,044.30
  4. Step 4: Simplify right side
    14,613.40x = 176,527,336.92
  5. Step 5: Solve for x
    x = 176,527,336.92/14,613.40
  6. Step 6: Final answer
    x = 12,079.83

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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.