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Finding the Fourth Proportional to 33,243.30, 49,847.94 and 9,866.70

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Solution

The fourth proportional to 33,243.30, 49,847.94 and 9,866.70 is: 14,795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,243.30 : 49,847.94 = 9,866.70 : x
  2. Step 2: Convert to fraction form
    33,243.30/49,847.94 = 9,866.70/x
  3. Step 3: Cross multiply
    33,243.30x = 49,847.94 × 9,866.70
  4. Step 4: Simplify right side
    33,243.30x = 491,834,669.60
  5. Step 5: Solve for x
    x = 491,834,669.60/33,243.30
  6. Step 6: Final answer
    x = 14,795.00

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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.