Home / 27,624.21-38,121.66-15,048.96

Finding the Fourth Proportional to 27,624.21, 38,121.66 and 15,048.96

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Solution

The fourth proportional to 27,624.21, 38,121.66 and 15,048.96 is: 20,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.21 : 38,121.66 = 15,048.96 : x
  2. Step 2: Convert to fraction form
    27,624.21/38,121.66 = 15,048.96/x
  3. Step 3: Cross multiply
    27,624.21x = 38,121.66 × 15,048.96
  4. Step 4: Simplify right side
    27,624.21x = 573,691,336.47
  5. Step 5: Solve for x
    x = 573,691,336.47/27,624.21
  6. Step 6: Final answer
    x = 20,767.70

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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.