Home / 19,624.88-27,081.24-11,241.92

Finding the Fourth Proportional to 19,624.88, 27,081.24 and 11,241.92

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Solution

The fourth proportional to 19,624.88, 27,081.24 and 11,241.92 is: 15,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.88 : 27,081.24 = 11,241.92 : x
  2. Step 2: Convert to fraction form
    19,624.88/27,081.24 = 11,241.92/x
  3. Step 3: Cross multiply
    19,624.88x = 27,081.24 × 11,241.92
  4. Step 4: Simplify right side
    19,624.88x = 304,445,133.58
  5. Step 5: Solve for x
    x = 304,445,133.58/19,624.88
  6. Step 6: Final answer
    x = 15,513.22

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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.