Home / 18,106.08-27,081.36-16,118.88

Finding the Fourth Proportional to 18,106.08, 27,081.36 and 16,118.88

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Solution

The fourth proportional to 18,106.08, 27,081.36 and 16,118.88 is: 24,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.08 : 27,081.36 = 16,118.88 : x
  2. Step 2: Convert to fraction form
    18,106.08/27,081.36 = 16,118.88/x
  3. Step 3: Cross multiply
    18,106.08x = 27,081.36 × 16,118.88
  4. Step 4: Simplify right side
    18,106.08x = 436,521,192.08
  5. Step 5: Solve for x
    x = 436,521,192.08/18,106.08
  6. Step 6: Final answer
    x = 24,109.09

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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.