Home / 19,692.12-29,537.78-6,544.62

Finding the Fourth Proportional to 19,692.12, 29,537.78 and 6,544.62

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Solution

The fourth proportional to 19,692.12, 29,537.78 and 6,544.62 is: 9,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.12 : 29,537.78 = 6,544.62 : x
  2. Step 2: Convert to fraction form
    19,692.12/29,537.78 = 6,544.62/x
  3. Step 3: Cross multiply
    19,692.12x = 29,537.78 × 6,544.62
  4. Step 4: Simplify right side
    19,692.12x = 193,313,513.02
  5. Step 5: Solve for x
    x = 193,313,513.02/19,692.12
  6. Step 6: Final answer
    x = 9,816.80

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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.