Home / 27,329.21-37,714.79-15,392.97

Finding the Fourth Proportional to 27,329.21, 37,714.79 and 15,392.97

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Solution

The fourth proportional to 27,329.21, 37,714.79 and 15,392.97 is: 21,242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.21 : 37,714.79 = 15,392.97 : x
  2. Step 2: Convert to fraction form
    27,329.21/37,714.79 = 15,392.97/x
  3. Step 3: Cross multiply
    27,329.21x = 37,714.79 × 15,392.97
  4. Step 4: Simplify right side
    27,329.21x = 580,542,631.03
  5. Step 5: Solve for x
    x = 580,542,631.03/27,329.21
  6. Step 6: Final answer
    x = 21,242.57

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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.