Home / 19,849.72-27,383.88-12,294.04

Finding the Fourth Proportional to 19,849.72, 27,383.88 and 12,294.04

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Solution

The fourth proportional to 19,849.72, 27,383.88 and 12,294.04 is: 16,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.72 : 27,383.88 = 12,294.04 : x
  2. Step 2: Convert to fraction form
    19,849.72/27,383.88 = 12,294.04/x
  3. Step 3: Cross multiply
    19,849.72x = 27,383.88 × 12,294.04
  4. Step 4: Simplify right side
    19,849.72x = 336,658,516.08
  5. Step 5: Solve for x
    x = 336,658,516.08/19,849.72
  6. Step 6: Final answer
    x = 16,960.37

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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.