Home / 12,069.91-17,997.85-11,265.58

Finding the Fourth Proportional to 12,069.91, 17,997.85 and 11,265.58

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Solution

The fourth proportional to 12,069.91, 17,997.85 and 11,265.58 is: 16,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.91 : 17,997.85 = 11,265.58 : x
  2. Step 2: Convert to fraction form
    12,069.91/17,997.85 = 11,265.58/x
  3. Step 3: Cross multiply
    12,069.91x = 17,997.85 × 11,265.58
  4. Step 4: Simplify right side
    12,069.91x = 202,756,219.00
  5. Step 5: Solve for x
    x = 202,756,219.00/12,069.91
  6. Step 6: Final answer
    x = 16,798.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.