Home / 19,832.07-27,369.12-11,872.76

Finding the Fourth Proportional to 19,832.07, 27,369.12 and 11,872.76

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Solution

The fourth proportional to 19,832.07, 27,369.12 and 11,872.76 is: 16,384.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.07 : 27,369.12 = 11,872.76 : x
  2. Step 2: Convert to fraction form
    19,832.07/27,369.12 = 11,872.76/x
  3. Step 3: Cross multiply
    19,832.07x = 27,369.12 × 11,872.76
  4. Step 4: Simplify right side
    19,832.07x = 324,946,856.33
  5. Step 5: Solve for x
    x = 324,946,856.33/19,832.07
  6. Step 6: Final answer
    x = 16,384.92

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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.