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Finding the Fourth Proportional to 33,143.29, 49,702.11 and 10,950.71

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Solution

The fourth proportional to 33,143.29, 49,702.11 and 10,950.71 is: 16,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.29 : 49,702.11 = 10,950.71 : x
  2. Step 2: Convert to fraction form
    33,143.29/49,702.11 = 10,950.71/x
  3. Step 3: Cross multiply
    33,143.29x = 49,702.11 × 10,950.71
  4. Step 4: Simplify right side
    33,143.29x = 544,273,393.00
  5. Step 5: Solve for x
    x = 544,273,393.00/33,143.29
  6. Step 6: Final answer
    x = 16,421.83

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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.