Home / 14,546.28-21,808.62-10,383.78

Finding the Fourth Proportional to 14,546.28, 21,808.62 and 10,383.78

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Solution

The fourth proportional to 14,546.28, 21,808.62 and 10,383.78 is: 15,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.28 : 21,808.62 = 10,383.78 : x
  2. Step 2: Convert to fraction form
    14,546.28/21,808.62 = 10,383.78/x
  3. Step 3: Cross multiply
    14,546.28x = 21,808.62 × 10,383.78
  4. Step 4: Simplify right side
    14,546.28x = 226,455,912.18
  5. Step 5: Solve for x
    x = 226,455,912.18/14,546.28
  6. Step 6: Final answer
    x = 15,567.96

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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.