Home / 12,230.04-18,348.12-5,660.94

Finding the Fourth Proportional to 12,230.04, 18,348.12 and 5,660.94

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Solution

The fourth proportional to 12,230.04, 18,348.12 and 5,660.94 is: 8,492.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.04 : 18,348.12 = 5,660.94 : x
  2. Step 2: Convert to fraction form
    12,230.04/18,348.12 = 5,660.94/x
  3. Step 3: Cross multiply
    12,230.04x = 18,348.12 × 5,660.94
  4. Step 4: Simplify right side
    12,230.04x = 103,867,606.43
  5. Step 5: Solve for x
    x = 103,867,606.43/12,230.04
  6. Step 6: Final answer
    x = 8,492.83

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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.