Home / 36,371.83-50,192.65-20,456.28

Finding the Fourth Proportional to 36,371.83, 50,192.65 and 20,456.28

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Solution

The fourth proportional to 36,371.83, 50,192.65 and 20,456.28 is: 28,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,371.83 : 50,192.65 = 20,456.28 : x
  2. Step 2: Convert to fraction form
    36,371.83/50,192.65 = 20,456.28/x
  3. Step 3: Cross multiply
    36,371.83x = 50,192.65 × 20,456.28
  4. Step 4: Simplify right side
    36,371.83x = 1,026,754,902.34
  5. Step 5: Solve for x
    x = 1,026,754,902.34/36,371.83
  6. Step 6: Final answer
    x = 28,229.40

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.