Home / 27,517.86-37,974.96-14,942.88

Finding the Fourth Proportional to 27,517.86, 37,974.96 and 14,942.88

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Solution

The fourth proportional to 27,517.86, 37,974.96 and 14,942.88 is: 20,621.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.86 : 37,974.96 = 14,942.88 : x
  2. Step 2: Convert to fraction form
    27,517.86/37,974.96 = 14,942.88/x
  3. Step 3: Cross multiply
    27,517.86x = 37,974.96 × 14,942.88
  4. Step 4: Simplify right side
    27,517.86x = 567,455,270.28
  5. Step 5: Solve for x
    x = 567,455,270.28/27,517.86
  6. Step 6: Final answer
    x = 20,621.34

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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.