Home / 27,852.91-41,786.28-13,819.56

Finding the Fourth Proportional to 27,852.91, 41,786.28 and 13,819.56

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Solution

The fourth proportional to 27,852.91, 41,786.28 and 13,819.56 is: 20,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,852.91 : 41,786.28 = 13,819.56 : x
  2. Step 2: Convert to fraction form
    27,852.91/41,786.28 = 13,819.56/x
  3. Step 3: Cross multiply
    27,852.91x = 41,786.28 × 13,819.56
  4. Step 4: Simplify right side
    27,852.91x = 577,468,081.99
  5. Step 5: Solve for x
    x = 577,468,081.99/27,852.91
  6. Step 6: Final answer
    x = 20,732.77

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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.