Home / 14,174.20-21,261.31-6,373.90

Finding the Fourth Proportional to 14,174.20, 21,261.31 and 6,373.90

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Solution

The fourth proportional to 14,174.20, 21,261.31 and 6,373.90 is: 9,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.20 : 21,261.31 = 6,373.90 : x
  2. Step 2: Convert to fraction form
    14,174.20/21,261.31 = 6,373.90/x
  3. Step 3: Cross multiply
    14,174.20x = 21,261.31 × 6,373.90
  4. Step 4: Simplify right side
    14,174.20x = 135,517,394.72
  5. Step 5: Solve for x
    x = 135,517,394.72/14,174.20
  6. Step 6: Final answer
    x = 9,560.85

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1.5x scale

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.