Home / 27,963.12-38,505.84-27,342.24

Finding the Fourth Proportional to 27,963.12, 38,505.84 and 27,342.24

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Solution

The fourth proportional to 27,963.12, 38,505.84 and 27,342.24 is: 37,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.12 : 38,505.84 = 27,342.24 : x
  2. Step 2: Convert to fraction form
    27,963.12/38,505.84 = 27,342.24/x
  3. Step 3: Cross multiply
    27,963.12x = 38,505.84 × 27,342.24
  4. Step 4: Simplify right side
    27,963.12x = 1,052,835,918.68
  5. Step 5: Solve for x
    x = 1,052,835,918.68/27,963.12
  6. Step 6: Final answer
    x = 37,650.87

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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.