Home / 19,832.92-27,369.30-11,877.10

Finding the Fourth Proportional to 19,832.92, 27,369.30 and 11,877.10

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Solution

The fourth proportional to 19,832.92, 27,369.30 and 11,877.10 is: 16,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.92 : 27,369.30 = 11,877.10 : x
  2. Step 2: Convert to fraction form
    19,832.92/27,369.30 = 11,877.10/x
  3. Step 3: Cross multiply
    19,832.92x = 27,369.30 × 11,877.10
  4. Step 4: Simplify right side
    19,832.92x = 325,067,913.03
  5. Step 5: Solve for x
    x = 325,067,913.03/19,832.92
  6. Step 6: Final answer
    x = 16,390.32

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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.