Home / 19,874.55-29,817.21-6,550.07

Finding the Fourth Proportional to 19,874.55, 29,817.21 and 6,550.07

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Solution

The fourth proportional to 19,874.55, 29,817.21 and 6,550.07 is: 9,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.55 : 29,817.21 = 6,550.07 : x
  2. Step 2: Convert to fraction form
    19,874.55/29,817.21 = 6,550.07/x
  3. Step 3: Cross multiply
    19,874.55x = 29,817.21 × 6,550.07
  4. Step 4: Simplify right side
    19,874.55x = 195,304,779.95
  5. Step 5: Solve for x
    x = 195,304,779.95/19,874.55
  6. Step 6: Final answer
    x = 9,826.88

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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.