Home / 27,384.38-41,080.59-8,660.17

Finding the Fourth Proportional to 27,384.38, 41,080.59 and 8,660.17

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Solution

The fourth proportional to 27,384.38, 41,080.59 and 8,660.17 is: 12,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.38 : 41,080.59 = 8,660.17 : x
  2. Step 2: Convert to fraction form
    27,384.38/41,080.59 = 8,660.17/x
  3. Step 3: Cross multiply
    27,384.38x = 41,080.59 × 8,660.17
  4. Step 4: Simplify right side
    27,384.38x = 355,764,737.73
  5. Step 5: Solve for x
    x = 355,764,737.73/27,384.38
  6. Step 6: Final answer
    x = 12,991.52

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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.