Home / 27,589.08-38,037.42-20,046.36

Finding the Fourth Proportional to 27,589.08, 38,037.42 and 20,046.36

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Solution

The fourth proportional to 27,589.08, 38,037.42 and 20,046.36 is: 27,638.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,589.08 : 38,037.42 = 20,046.36 : x
  2. Step 2: Convert to fraction form
    27,589.08/38,037.42 = 20,046.36/x
  3. Step 3: Cross multiply
    27,589.08x = 38,037.42 × 20,046.36
  4. Step 4: Simplify right side
    27,589.08x = 762,511,814.79
  5. Step 5: Solve for x
    x = 762,511,814.79/27,589.08
  6. Step 6: Final answer
    x = 27,638.17

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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.