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Finding the Fourth Proportional to 33,273.60, 49,909.92 and 9,900.16

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Solution

The fourth proportional to 33,273.60, 49,909.92 and 9,900.16 is: 14,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,273.60 : 49,909.92 = 9,900.16 : x
  2. Step 2: Convert to fraction form
    33,273.60/49,909.92 = 9,900.16/x
  3. Step 3: Cross multiply
    33,273.60x = 49,909.92 × 9,900.16
  4. Step 4: Simplify right side
    33,273.60x = 494,116,193.59
  5. Step 5: Solve for x
    x = 494,116,193.59/33,273.60
  6. Step 6: Final answer
    x = 14,850.10

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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.