Home / 20,251.73-27,943.17-14,882.60

Finding the Fourth Proportional to 20,251.73, 27,943.17 and 14,882.60

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Solution

The fourth proportional to 20,251.73, 27,943.17 and 14,882.60 is: 20,534.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,251.73 : 27,943.17 = 14,882.60 : x
  2. Step 2: Convert to fraction form
    20,251.73/27,943.17 = 14,882.60/x
  3. Step 3: Cross multiply
    20,251.73x = 27,943.17 × 14,882.60
  4. Step 4: Simplify right side
    20,251.73x = 415,867,021.84
  5. Step 5: Solve for x
    x = 415,867,021.84/20,251.73
  6. Step 6: Final answer
    x = 20,534.89

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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.