Home / 27,269.10-37,633.41-15,171.12

Finding the Fourth Proportional to 27,269.10, 37,633.41 and 15,171.12

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Solution

The fourth proportional to 27,269.10, 37,633.41 and 15,171.12 is: 20,937.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,269.10 : 37,633.41 = 15,171.12 : x
  2. Step 2: Convert to fraction form
    27,269.10/37,633.41 = 15,171.12/x
  3. Step 3: Cross multiply
    27,269.10x = 37,633.41 × 15,171.12
  4. Step 4: Simplify right side
    27,269.10x = 570,940,979.12
  5. Step 5: Solve for x
    x = 570,940,979.12/27,269.10
  6. Step 6: Final answer
    x = 20,937.29

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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.