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Finding the Fourth Proportional to 44,491.42, 66,690.66 and 14,884.92

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Solution

The fourth proportional to 44,491.42, 66,690.66 and 14,884.92 is: 22,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,491.42 : 66,690.66 = 14,884.92 : x
  2. Step 2: Convert to fraction form
    44,491.42/66,690.66 = 14,884.92/x
  3. Step 3: Cross multiply
    44,491.42x = 66,690.66 × 14,884.92
  4. Step 4: Simplify right side
    44,491.42x = 992,685,138.85
  5. Step 5: Solve for x
    x = 992,685,138.85/44,491.42
  6. Step 6: Final answer
    x = 22,311.83

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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.