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Finding the Fourth Proportional to 35,959.82, 53,951.87 and 14,909.94

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Solution

The fourth proportional to 35,959.82, 53,951.87 and 14,909.94 is: 22,369.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959.82 : 53,951.87 = 14,909.94 : x
  2. Step 2: Convert to fraction form
    35,959.82/53,951.87 = 14,909.94/x
  3. Step 3: Cross multiply
    35,959.82x = 53,951.87 × 14,909.94
  4. Step 4: Simplify right side
    35,959.82x = 804,419,181.86
  5. Step 5: Solve for x
    x = 804,419,181.86/35,959.82
  6. Step 6: Final answer
    x = 22,369.95

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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.