Home / 19,754.20-27,260.60-10,801.61

Finding the Fourth Proportional to 19,754.20, 27,260.60 and 10,801.61

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Solution

The fourth proportional to 19,754.20, 27,260.60 and 10,801.61 is: 14,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.20 : 27,260.60 = 10,801.61 : x
  2. Step 2: Convert to fraction form
    19,754.20/27,260.60 = 10,801.61/x
  3. Step 3: Cross multiply
    19,754.20x = 27,260.60 × 10,801.61
  4. Step 4: Simplify right side
    19,754.20x = 294,458,260.27
  5. Step 5: Solve for x
    x = 294,458,260.27/19,754.20
  6. Step 6: Final answer
    x = 14,906.11

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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.