Home / 27,529.85-41,168.68-20,514.74

Finding the Fourth Proportional to 27,529.85, 41,168.68 and 20,514.74

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Solution

The fourth proportional to 27,529.85, 41,168.68 and 20,514.74 is: 30,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,529.85 : 41,168.68 = 20,514.74 : x
  2. Step 2: Convert to fraction form
    27,529.85/41,168.68 = 20,514.74/x
  3. Step 3: Cross multiply
    27,529.85x = 41,168.68 × 20,514.74
  4. Step 4: Simplify right side
    27,529.85x = 844,564,914.27
  5. Step 5: Solve for x
    x = 844,564,914.27/27,529.85
  6. Step 6: Final answer
    x = 30,678.15

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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.