Home / 18,104.08-27,078.36-16,116.88

Finding the Fourth Proportional to 18,104.08, 27,078.36 and 16,116.88

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Solution

The fourth proportional to 18,104.08, 27,078.36 and 16,116.88 is: 24,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.08 : 27,078.36 = 16,116.88 : x
  2. Step 2: Convert to fraction form
    18,104.08/27,078.36 = 16,116.88/x
  3. Step 3: Cross multiply
    18,104.08x = 27,078.36 × 16,116.88
  4. Step 4: Simplify right side
    18,104.08x = 436,418,678.72
  5. Step 5: Solve for x
    x = 436,418,678.72/18,104.08
  6. Step 6: Final answer
    x = 24,106.10

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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.