Home / 25,514.85-38,245.83-18,477.27

Finding the Fourth Proportional to 25,514.85, 38,245.83 and 18,477.27

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Solution

The fourth proportional to 25,514.85, 38,245.83 and 18,477.27 is: 27,696.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,514.85 : 38,245.83 = 18,477.27 : x
  2. Step 2: Convert to fraction form
    25,514.85/38,245.83 = 18,477.27/x
  3. Step 3: Cross multiply
    25,514.85x = 38,245.83 × 18,477.27
  4. Step 4: Simplify right side
    25,514.85x = 706,678,527.28
  5. Step 5: Solve for x
    x = 706,678,527.28/25,514.85
  6. Step 6: Final answer
    x = 27,696.75

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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.