Home / 27,174.70-40,718.31-16,764.58

Finding the Fourth Proportional to 27,174.70, 40,718.31 and 16,764.58

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Solution

The fourth proportional to 27,174.70, 40,718.31 and 16,764.58 is: 25,119.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,174.70 : 40,718.31 = 16,764.58 : x
  2. Step 2: Convert to fraction form
    27,174.70/40,718.31 = 16,764.58/x
  3. Step 3: Cross multiply
    27,174.70x = 40,718.31 × 16,764.58
  4. Step 4: Simplify right side
    27,174.70x = 682,625,365.46
  5. Step 5: Solve for x
    x = 682,625,365.46/27,174.70
  6. Step 6: Final answer
    x = 25,119.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.