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Finding the Fourth Proportional to 18,513.80, 27,770.68 and 6,033.82

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Solution

The fourth proportional to 18,513.80, 27,770.68 and 6,033.82 is: 9,050.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.80 : 27,770.68 = 6,033.82 : x
  2. Step 2: Convert to fraction form
    18,513.80/27,770.68 = 6,033.82/x
  3. Step 3: Cross multiply
    18,513.80x = 27,770.68 × 6,033.82
  4. Step 4: Simplify right side
    18,513.80x = 167,563,284.40
  5. Step 5: Solve for x
    x = 167,563,284.40/18,513.80
  6. Step 6: Final answer
    x = 9,050.72

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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.