Home / 19,282.24-26,609.85-11,728.89

Finding the Fourth Proportional to 19,282.24, 26,609.85 and 11,728.89

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Solution

The fourth proportional to 19,282.24, 26,609.85 and 11,728.89 is: 16,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.24 : 26,609.85 = 11,728.89 : x
  2. Step 2: Convert to fraction form
    19,282.24/26,609.85 = 11,728.89/x
  3. Step 3: Cross multiply
    19,282.24x = 26,609.85 × 11,728.89
  4. Step 4: Simplify right side
    19,282.24x = 312,104,003.57
  5. Step 5: Solve for x
    x = 312,104,003.57/19,282.24
  6. Step 6: Final answer
    x = 16,186.09

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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.