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Finding the Fourth Proportional to 33,900.30, 50,850.45 and 9,276.30

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Solution

The fourth proportional to 33,900.30, 50,850.45 and 9,276.30 is: 13,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,900.30 : 50,850.45 = 9,276.30 : x
  2. Step 2: Convert to fraction form
    33,900.30/50,850.45 = 9,276.30/x
  3. Step 3: Cross multiply
    33,900.30x = 50,850.45 × 9,276.30
  4. Step 4: Simplify right side
    33,900.30x = 471,704,029.34
  5. Step 5: Solve for x
    x = 471,704,029.34/33,900.30
  6. Step 6: Final answer
    x = 13,914.45

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Similar ratio
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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.