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Finding the Fourth Proportional to 41,307.84, 61,939.80 and 16,346.88

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Solution

The fourth proportional to 41,307.84, 61,939.80 and 16,346.88 is: 24,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,307.84 : 61,939.80 = 16,346.88 : x
  2. Step 2: Convert to fraction form
    41,307.84/61,939.80 = 16,346.88/x
  3. Step 3: Cross multiply
    41,307.84x = 61,939.80 × 16,346.88
  4. Step 4: Simplify right side
    41,307.84x = 1,012,522,477.82
  5. Step 5: Solve for x
    x = 1,012,522,477.82/41,307.84
  6. Step 6: Final answer
    x = 24,511.63

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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.