Home / 13,228.22-19,847.19-9,534.62

Finding the Fourth Proportional to 13,228.22, 19,847.19 and 9,534.62

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Solution

The fourth proportional to 13,228.22, 19,847.19 and 9,534.62 is: 14,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.22 : 19,847.19 = 9,534.62 : x
  2. Step 2: Convert to fraction form
    13,228.22/19,847.19 = 9,534.62/x
  3. Step 3: Cross multiply
    13,228.22x = 19,847.19 × 9,534.62
  4. Step 4: Simplify right side
    13,228.22x = 189,235,414.72
  5. Step 5: Solve for x
    x = 189,235,414.72/13,228.22
  6. Step 6: Final answer
    x = 14,305.43

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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.