Home / 11,028.65-16,539.42-3,631.35

Finding the Fourth Proportional to 11,028.65, 16,539.42 and 3,631.35

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Solution

The fourth proportional to 11,028.65, 16,539.42 and 3,631.35 is: 5,445.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.65 : 16,539.42 = 3,631.35 : x
  2. Step 2: Convert to fraction form
    11,028.65/16,539.42 = 3,631.35/x
  3. Step 3: Cross multiply
    11,028.65x = 16,539.42 × 3,631.35
  4. Step 4: Simplify right side
    11,028.65x = 60,060,381.47
  5. Step 5: Solve for x
    x = 60,060,381.47/11,028.65
  6. Step 6: Final answer
    x = 5,445.85

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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.