Home / 19,827.93-27,353.11-11,868.62

Finding the Fourth Proportional to 19,827.93, 27,353.11 and 11,868.62

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Solution

The fourth proportional to 19,827.93, 27,353.11 and 11,868.62 is: 16,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.93 : 27,353.11 = 11,868.62 : x
  2. Step 2: Convert to fraction form
    19,827.93/27,353.11 = 11,868.62/x
  3. Step 3: Cross multiply
    19,827.93x = 27,353.11 × 11,868.62
  4. Step 4: Simplify right side
    19,827.93x = 324,643,524.22
  5. Step 5: Solve for x
    x = 324,643,524.22/19,827.93
  6. Step 6: Final answer
    x = 16,373.04

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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.