Home / 24,146.30-36,219.45-20,906.30

Finding the Fourth Proportional to 24,146.30, 36,219.45 and 20,906.30

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Solution

The fourth proportional to 24,146.30, 36,219.45 and 20,906.30 is: 31,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,146.30 : 36,219.45 = 20,906.30 : x
  2. Step 2: Convert to fraction form
    24,146.30/36,219.45 = 20,906.30/x
  3. Step 3: Cross multiply
    24,146.30x = 36,219.45 × 20,906.30
  4. Step 4: Simplify right side
    24,146.30x = 757,214,687.54
  5. Step 5: Solve for x
    x = 757,214,687.54/24,146.30
  6. Step 6: Final answer
    x = 31,359.45

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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.