Home / 19,591.12-27,033.96-11,207.44

Finding the Fourth Proportional to 19,591.12, 27,033.96 and 11,207.44

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Solution

The fourth proportional to 19,591.12, 27,033.96 and 11,207.44 is: 15,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.12 : 27,033.96 = 11,207.44 : x
  2. Step 2: Convert to fraction form
    19,591.12/27,033.96 = 11,207.44/x
  3. Step 3: Cross multiply
    19,591.12x = 27,033.96 × 11,207.44
  4. Step 4: Simplify right side
    19,591.12x = 302,981,484.66
  5. Step 5: Solve for x
    x = 302,981,484.66/19,591.12
  6. Step 6: Final answer
    x = 15,465.25

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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.