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Finding the Fourth Proportional to 33,897.84, 50,827.70 and 13,901.83

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Solution

The fourth proportional to 33,897.84, 50,827.70 and 13,901.83 is: 20,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897.84 : 50,827.70 = 13,901.83 : x
  2. Step 2: Convert to fraction form
    33,897.84/50,827.70 = 13,901.83/x
  3. Step 3: Cross multiply
    33,897.84x = 50,827.70 × 13,901.83
  4. Step 4: Simplify right side
    33,897.84x = 706,597,952.38
  5. Step 5: Solve for x
    x = 706,597,952.38/33,897.84
  6. Step 6: Final answer
    x = 20,844.92

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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.