Home / 19,995.48-27,581.26-11,923.48

Finding the Fourth Proportional to 19,995.48, 27,581.26 and 11,923.48

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Solution

The fourth proportional to 19,995.48, 27,581.26 and 11,923.48 is: 16,446.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.48 : 27,581.26 = 11,923.48 : x
  2. Step 2: Convert to fraction form
    19,995.48/27,581.26 = 11,923.48/x
  3. Step 3: Cross multiply
    19,995.48x = 27,581.26 × 11,923.48
  4. Step 4: Simplify right side
    19,995.48x = 328,864,551.44
  5. Step 5: Solve for x
    x = 328,864,551.44/19,995.48
  6. Step 6: Final answer
    x = 16,446.94

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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.