Home / 36,385.74-54,578.56-11,427.73

Finding the Fourth Proportional to 36,385.74, 54,578.56 and 11,427.73

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Solution

The fourth proportional to 36,385.74, 54,578.56 and 11,427.73 is: 17,141.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,385.74 : 54,578.56 = 11,427.73 : x
  2. Step 2: Convert to fraction form
    36,385.74/54,578.56 = 11,427.73/x
  3. Step 3: Cross multiply
    36,385.74x = 54,578.56 × 11,427.73
  4. Step 4: Simplify right side
    36,385.74x = 623,709,047.47
  5. Step 5: Solve for x
    x = 623,709,047.47/36,385.74
  6. Step 6: Final answer
    x = 17,141.58

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Similar ratio
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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.