Home / 14,238.21-19,650.40-11,843.96

Finding the Fourth Proportional to 14,238.21, 19,650.40 and 11,843.96

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Solution

The fourth proportional to 14,238.21, 19,650.40 and 11,843.96 is: 16,346.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238.21 : 19,650.40 = 11,843.96 : x
  2. Step 2: Convert to fraction form
    14,238.21/19,650.40 = 11,843.96/x
  3. Step 3: Cross multiply
    14,238.21x = 19,650.40 × 11,843.96
  4. Step 4: Simplify right side
    14,238.21x = 232,738,423.72
  5. Step 5: Solve for x
    x = 232,738,423.72/14,238.21
  6. Step 6: Final answer
    x = 16,346.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.