Home / 38,058.30-57,087.81-16,999.38

Finding the Fourth Proportional to 38,058.30, 57,087.81 and 16,999.38

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Solution

The fourth proportional to 38,058.30, 57,087.81 and 16,999.38 is: 25,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,058.30 : 57,087.81 = 16,999.38 : x
  2. Step 2: Convert to fraction form
    38,058.30/57,087.81 = 16,999.38/x
  3. Step 3: Cross multiply
    38,058.30x = 57,087.81 × 16,999.38
  4. Step 4: Simplify right side
    38,058.30x = 970,457,375.56
  5. Step 5: Solve for x
    x = 970,457,375.56/38,058.30
  6. Step 6: Final answer
    x = 25,499.23

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Half scale
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Double scale
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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.