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Finding the Fourth Proportional to 47,366.94, 71,049.79 and 13,633.79

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Solution

The fourth proportional to 47,366.94, 71,049.79 and 13,633.79 is: 20,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,366.94 : 71,049.79 = 13,633.79 : x
  2. Step 2: Convert to fraction form
    47,366.94/71,049.79 = 13,633.79/x
  3. Step 3: Cross multiply
    47,366.94x = 71,049.79 × 13,633.79
  4. Step 4: Simplify right side
    47,366.94x = 968,677,578.20
  5. Step 5: Solve for x
    x = 968,677,578.20/47,366.94
  6. Step 6: Final answer
    x = 20,450.50

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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.