Home / 18,103.50-27,169.83-9,340.92

Finding the Fourth Proportional to 18,103.50, 27,169.83 and 9,340.92

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Solution

The fourth proportional to 18,103.50, 27,169.83 and 9,340.92 is: 14,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103.50 : 27,169.83 = 9,340.92 : x
  2. Step 2: Convert to fraction form
    18,103.50/27,169.83 = 9,340.92/x
  3. Step 3: Cross multiply
    18,103.50x = 27,169.83 × 9,340.92
  4. Step 4: Simplify right side
    18,103.50x = 253,791,208.44
  5. Step 5: Solve for x
    x = 253,791,208.44/18,103.50
  6. Step 6: Final answer
    x = 14,018.90

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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.