Home / 27,185.60-37,517.92-15,249.72

Finding the Fourth Proportional to 27,185.60, 37,517.92 and 15,249.72

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Solution

The fourth proportional to 27,185.60, 37,517.92 and 15,249.72 is: 21,045.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.60 : 37,517.92 = 15,249.72 : x
  2. Step 2: Convert to fraction form
    27,185.60/37,517.92 = 15,249.72/x
  3. Step 3: Cross multiply
    27,185.60x = 37,517.92 × 15,249.72
  4. Step 4: Simplify right side
    27,185.60x = 572,137,774.98
  5. Step 5: Solve for x
    x = 572,137,774.98/27,185.60
  6. Step 6: Final answer
    x = 21,045.62

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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.