Home / 19,997.08-27,599.34-11,618.44

Finding the Fourth Proportional to 19,997.08, 27,599.34 and 11,618.44

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Solution

The fourth proportional to 19,997.08, 27,599.34 and 11,618.44 is: 16,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997.08 : 27,599.34 = 11,618.44 : x
  2. Step 2: Convert to fraction form
    19,997.08/27,599.34 = 11,618.44/x
  3. Step 3: Cross multiply
    19,997.08x = 27,599.34 × 11,618.44
  4. Step 4: Simplify right side
    19,997.08x = 320,661,275.83
  5. Step 5: Solve for x
    x = 320,661,275.83/19,997.08
  6. Step 6: Final answer
    x = 16,035.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.