Home / 19,995.33-27,593.45-11,042.79

Finding the Fourth Proportional to 19,995.33, 27,593.45 and 11,042.79

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Solution

The fourth proportional to 19,995.33, 27,593.45 and 11,042.79 is: 15,238.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.33 : 27,593.45 = 11,042.79 : x
  2. Step 2: Convert to fraction form
    19,995.33/27,593.45 = 11,042.79/x
  3. Step 3: Cross multiply
    19,995.33x = 27,593.45 × 11,042.79
  4. Step 4: Simplify right side
    19,995.33x = 304,708,535.76
  5. Step 5: Solve for x
    x = 304,708,535.76/19,995.33
  6. Step 6: Final answer
    x = 15,238.99

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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.