Home / 18,377.91-27,532.18-10,859.04

Finding the Fourth Proportional to 18,377.91, 27,532.18 and 10,859.04

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Solution

The fourth proportional to 18,377.91, 27,532.18 and 10,859.04 is: 16,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377.91 : 27,532.18 = 10,859.04 : x
  2. Step 2: Convert to fraction form
    18,377.91/27,532.18 = 10,859.04/x
  3. Step 3: Cross multiply
    18,377.91x = 27,532.18 × 10,859.04
  4. Step 4: Simplify right side
    18,377.91x = 298,973,043.91
  5. Step 5: Solve for x
    x = 298,973,043.91/18,377.91
  6. Step 6: Final answer
    x = 16,268.07

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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.