Home / 27,584.40-38,067.24-15,009.36

Finding the Fourth Proportional to 27,584.40, 38,067.24 and 15,009.36

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Solution

The fourth proportional to 27,584.40, 38,067.24 and 15,009.36 is: 20,713.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.40 : 38,067.24 = 15,009.36 : x
  2. Step 2: Convert to fraction form
    27,584.40/38,067.24 = 15,009.36/x
  3. Step 3: Cross multiply
    27,584.40x = 38,067.24 × 15,009.36
  4. Step 4: Simplify right side
    27,584.40x = 571,364,909.37
  5. Step 5: Solve for x
    x = 571,364,909.37/27,584.40
  6. Step 6: Final answer
    x = 20,713.33

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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.