Home / 27,328.52-37,712.37-15,392.97

Finding the Fourth Proportional to 27,328.52, 37,712.37 and 15,392.97

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Solution

The fourth proportional to 27,328.52, 37,712.37 and 15,392.97 is: 21,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.52 : 37,712.37 = 15,392.97 : x
  2. Step 2: Convert to fraction form
    27,328.52/37,712.37 = 15,392.97/x
  3. Step 3: Cross multiply
    27,328.52x = 37,712.37 × 15,392.97
  4. Step 4: Simplify right side
    27,328.52x = 580,505,380.04
  5. Step 5: Solve for x
    x = 580,505,380.04/27,328.52
  6. Step 6: Final answer
    x = 21,241.74

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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.