Home / 39,227-54,141.12-23,308.36

Finding the Fourth Proportional to 39,227, 54,141.12 and 23,308.36

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Solution

The fourth proportional to 39,227, 54,141.12 and 23,308.36 is: 32,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,227 : 54,141.12 = 23,308.36 : x
  2. Step 2: Convert to fraction form
    39,227/54,141.12 = 23,308.36/x
  3. Step 3: Cross multiply
    39,227x = 54,141.12 × 23,308.36
  4. Step 4: Simplify right side
    39,227x = 1,261,940,715.76
  5. Step 5: Solve for x
    x = 1,261,940,715.76/39,227
  6. Step 6: Final answer
    x = 32,170.21

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Double 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.