Home / 27,624.12-38,121.48-15,048.96

Finding the Fourth Proportional to 27,624.12, 38,121.48 and 15,048.96

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Solution

The fourth proportional to 27,624.12, 38,121.48 and 15,048.96 is: 20,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.12 : 38,121.48 = 15,048.96 : x
  2. Step 2: Convert to fraction form
    27,624.12/38,121.48 = 15,048.96/x
  3. Step 3: Cross multiply
    27,624.12x = 38,121.48 × 15,048.96
  4. Step 4: Simplify right side
    27,624.12x = 573,688,627.66
  5. Step 5: Solve for x
    x = 573,688,627.66/27,624.12
  6. Step 6: Final answer
    x = 20,767.67

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Half scale
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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.