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Finding the Fourth Proportional to 33,652.40, 50,502.02 and 13,931.06

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Solution

The fourth proportional to 33,652.40, 50,502.02 and 13,931.06 is: 20,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,652.40 : 50,502.02 = 13,931.06 : x
  2. Step 2: Convert to fraction form
    33,652.40/50,502.02 = 13,931.06/x
  3. Step 3: Cross multiply
    33,652.40x = 50,502.02 × 13,931.06
  4. Step 4: Simplify right side
    33,652.40x = 703,546,348.58
  5. Step 5: Solve for x
    x = 703,546,348.58/33,652.40
  6. Step 6: Final answer
    x = 20,906.28

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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.