Home / 27,873.83-38,473.26-17,257.43

Finding the Fourth Proportional to 27,873.83, 38,473.26 and 17,257.43

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Solution

The fourth proportional to 27,873.83, 38,473.26 and 17,257.43 is: 23,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,873.83 : 38,473.26 = 17,257.43 : x
  2. Step 2: Convert to fraction form
    27,873.83/38,473.26 = 17,257.43/x
  3. Step 3: Cross multiply
    27,873.83x = 38,473.26 × 17,257.43
  4. Step 4: Simplify right side
    27,873.83x = 663,949,591.32
  5. Step 5: Solve for x
    x = 663,949,591.32/27,873.83
  6. Step 6: Final answer
    x = 23,819.82

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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.