Home / 12,098.16-18,139.77-11,066.85

Finding the Fourth Proportional to 12,098.16, 18,139.77 and 11,066.85

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Solution

The fourth proportional to 12,098.16, 18,139.77 and 11,066.85 is: 16,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098.16 : 18,139.77 = 11,066.85 : x
  2. Step 2: Convert to fraction form
    12,098.16/18,139.77 = 11,066.85/x
  3. Step 3: Cross multiply
    12,098.16x = 18,139.77 × 11,066.85
  4. Step 4: Simplify right side
    12,098.16x = 200,750,113.62
  5. Step 5: Solve for x
    x = 200,750,113.62/12,098.16
  6. Step 6: Final answer
    x = 16,593.44

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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.