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Finding the Fourth Proportional to 33,243.30, 49,867.20 and 13,522.20

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Solution

The fourth proportional to 33,243.30, 49,867.20 and 13,522.20 is: 20,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,243.30 : 49,867.20 = 13,522.20 : x
  2. Step 2: Convert to fraction form
    33,243.30/49,867.20 = 13,522.20/x
  3. Step 3: Cross multiply
    33,243.30x = 49,867.20 × 13,522.20
  4. Step 4: Simplify right side
    33,243.30x = 674,314,251.84
  5. Step 5: Solve for x
    x = 674,314,251.84/33,243.30
  6. Step 6: Final answer
    x = 20,284.22

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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.