Home / 27,674.70-38,179.53-18,116.93

Finding the Fourth Proportional to 27,674.70, 38,179.53 and 18,116.93

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Solution

The fourth proportional to 27,674.70, 38,179.53 and 18,116.93 is: 24,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,674.70 : 38,179.53 = 18,116.93 : x
  2. Step 2: Convert to fraction form
    27,674.70/38,179.53 = 18,116.93/x
  3. Step 3: Cross multiply
    27,674.70x = 38,179.53 × 18,116.93
  4. Step 4: Simplify right side
    27,674.70x = 691,695,872.44
  5. Step 5: Solve for x
    x = 691,695,872.44/27,674.70
  6. Step 6: Final answer
    x = 24,993.80

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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.