Home / 38,071.72-52,544.36-22,161.30

Finding the Fourth Proportional to 38,071.72, 52,544.36 and 22,161.30

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Solution

The fourth proportional to 38,071.72, 52,544.36 and 22,161.30 is: 30,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.72 : 52,544.36 = 22,161.30 : x
  2. Step 2: Convert to fraction form
    38,071.72/52,544.36 = 22,161.30/x
  3. Step 3: Cross multiply
    38,071.72x = 52,544.36 × 22,161.30
  4. Step 4: Simplify right side
    38,071.72x = 1,164,451,183.63
  5. Step 5: Solve for x
    x = 1,164,451,183.63/38,071.72
  6. Step 6: Final answer
    x = 30,585.72

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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.