Home / 27,078.66-37,372.05-17,674.56

Finding the Fourth Proportional to 27,078.66, 37,372.05 and 17,674.56

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Solution

The fourth proportional to 27,078.66, 37,372.05 and 17,674.56 is: 24,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,078.66 : 37,372.05 = 17,674.56 : x
  2. Step 2: Convert to fraction form
    27,078.66/37,372.05 = 17,674.56/x
  3. Step 3: Cross multiply
    27,078.66x = 37,372.05 × 17,674.56
  4. Step 4: Simplify right side
    27,078.66x = 660,534,540.05
  5. Step 5: Solve for x
    x = 660,534,540.05/27,078.66
  6. Step 6: Final answer
    x = 24,393.18

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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.