Home / 27,141.54-37,455.11-15,204.99

Finding the Fourth Proportional to 27,141.54, 37,455.11 and 15,204.99

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Solution

The fourth proportional to 27,141.54, 37,455.11 and 15,204.99 is: 20,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141.54 : 37,455.11 = 15,204.99 : x
  2. Step 2: Convert to fraction form
    27,141.54/37,455.11 = 15,204.99/x
  3. Step 3: Cross multiply
    27,141.54x = 37,455.11 × 15,204.99
  4. Step 4: Simplify right side
    27,141.54x = 569,504,496.97
  5. Step 5: Solve for x
    x = 569,504,496.97/27,141.54
  6. Step 6: Final answer
    x = 20,982.76

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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.