Home / 27,327.52-37,710.99-15,391.97

Finding the Fourth Proportional to 27,327.52, 37,710.99 and 15,391.97

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Solution

The fourth proportional to 27,327.52, 37,710.99 and 15,391.97 is: 21,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,327.52 : 37,710.99 = 15,391.97 : x
  2. Step 2: Convert to fraction form
    27,327.52/37,710.99 = 15,391.97/x
  3. Step 3: Cross multiply
    27,327.52x = 37,710.99 × 15,391.97
  4. Step 4: Simplify right side
    27,327.52x = 580,446,238.20
  5. Step 5: Solve for x
    x = 580,446,238.20/27,327.52
  6. Step 6: Final answer
    x = 21,240.36

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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.